
The Imperial Glass 5 7/8 Provincial Iced Tea Tumbler is a timeless piece of American glassware history, celebrated for its elegant design and enduring craftsmanship. Produced by the renowned Imperial Glass Company, this tumbler is part of the Provincial line, which is characterized by its simple yet sophisticated pattern featuring vertical fluting and a smooth, rounded shape. Measuring 5 7/8 inches in height, it is perfectly sized for serving iced tea, though its versatility makes it suitable for various beverages. Crafted from durable pressed glass, often in clear or vibrant colors like cobalt blue or green, this tumbler reflects the mid-20th-century aesthetic while remaining a functional and collectible item for enthusiasts of vintage glassware. Its enduring appeal lies in its ability to blend nostalgia with practicality, making it a cherished addition to any table setting or glassware collection.
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What You'll Learn
- History & Production: Origins, manufacturing process, and timeline of the 5 7/8 Provincial iced tea tumbler
- Design Features: Unique patterns, colors, and distinguishing characteristics of the Provincial line
- Collectibility: Rarity, value, and factors influencing the worth of these tumblers today
- Care & Maintenance: Tips for cleaning, storing, and preserving the glassware's condition
- Identification Marks: How to spot authentic Imperial Glass markings and avoid reproductions

History & Production: Origins, manufacturing process, and timeline of the 5 7/8 Provincial iced tea tumbler
The Imperial Glass Company, founded in 1901 in Bellaire, Ohio, played a significant role in the American glassware industry, particularly during the early to mid-20th century. The 5 7/8 Provincial iced tea tumbler is one of the company’s notable creations, reflecting both its craftsmanship and the design trends of its time. The Provincial line, introduced in the 1950s, was part of Imperial Glass’s effort to cater to the growing demand for elegant yet functional glassware for everyday use. This line was characterized by its simple, ribbed design, which added a touch of sophistication while maintaining durability, making it ideal for iced tea and other beverages.
The manufacturing process of the 5 7/8 Provincial iced tea tumbler began with the selection of high-quality glass materials. Imperial Glass was known for its use of crystal-clear glass, often referred to as "crystal glass," which gave the tumbler its distinctive brilliance. The glass was melted in large furnaces at extremely high temperatures, typically around 1500°C, until it reached a molten state. Once molten, the glass was gathered on a blowpipe and blown into a mold to achieve the tumbler’s shape. The ribbed pattern of the Provincial design was created using a mold with raised ridges, which imprinted the texture onto the glass as it was blown and shaped.
After shaping, the tumbler underwent annealing, a critical process where the glass was slowly cooled in a controlled environment to reduce internal stresses and prevent cracking. Once cooled, the tumbler was inspected for quality, and any imperfections were removed. The 5 7/8 inch height of the Provincial iced tea tumbler was a standard size, designed to hold a generous portion of iced tea while remaining comfortable to hold. The tumbler’s rim was often fire-polished to ensure a smooth, safe drinking edge, a hallmark of Imperial Glass’s attention to detail.
The timeline of the 5 7/8 Provincial iced tea tumbler aligns with the broader history of Imperial Glass. The Provincial line was introduced in the early 1950s, a period when mid-century modern design was gaining popularity. This era saw a shift toward simpler, more functional designs, and the Provincial tumbler fit this aesthetic perfectly. Production continued through the 1970s, though the company faced increasing competition from cheaper, mass-produced glassware. Imperial Glass ceased operations in 1984, marking the end of an era for this iconic American glassware manufacturer.
Despite the company’s closure, the 5 7/8 Provincial iced tea tumbler remains a sought-after collectible today. Its enduring appeal lies in its timeless design, high-quality craftsmanship, and the nostalgia it evokes for mid-century American life. Collectors and enthusiasts appreciate the tumbler not only for its functional beauty but also as a piece of industrial history, representing a bygone era of American glassmaking. The Provincial tumbler stands as a testament to Imperial Glass’s legacy, blending artistry and utility in a single, elegant piece of glassware.
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Design Features: Unique patterns, colors, and distinguishing characteristics of the Provincial line
The Imperial Glass Company's Provincial line, including the 5 7/8-inch iced tea tumbler, is renowned for its distinctive design features that set it apart from other glassware collections. One of the most striking aspects of this line is its unique patterns. The Provincial line often features intricate, raised designs that mimic the look of cut crystal, providing an elegant and luxurious appearance without the fragility of actual crystal. These patterns typically include geometric shapes, floral motifs, and scrolling lines that create a sense of depth and texture. The 5 7/8-inch iced tea tumbler, in particular, showcases these patterns in a way that enhances the drinking experience, making it both functional and aesthetically pleasing.
Colors play a significant role in the Provincial line's appeal. While clear glass is the most common, Imperial Glass also produced these tumblers in a variety of pastel shades, such as pink, blue, green, and amber. These soft hues add a vintage charm and allow collectors to match the glassware to their personal style or existing tableware. The colored versions of the iced tea tumbler are particularly sought after for their ability to catch and refract light, creating a warm, inviting glow. The combination of the raised patterns and the subtle colors results in a piece that is both visually interesting and timeless.
A distinguishing characteristic of the Provincial line is its substantial weight and thickness. Unlike thinner, more delicate glassware, the 5 7/8-inch iced tea tumbler is designed to be durable and sturdy, reflecting the high-quality craftsmanship of Imperial Glass. This robustness not only ensures longevity but also adds to the tactile experience of holding the glass. The base of the tumbler is often slightly heavier, providing stability and preventing tipping, a practical feature that complements its elegant design.
Another notable feature of the Provincial line is its versatility. The iced tea tumbler, with its generous size and elegant design, is perfect for serving not only iced tea but also a variety of beverages, from lemonade to cocktails. The timeless patterns and colors make it suitable for both casual and formal settings, bridging the gap between everyday use and special occasions. This versatility is a testament to the thoughtful design of the Provincial line, which prioritizes both form and function.
Finally, the attention to detail in the Provincial line is evident in the seamless integration of its design elements. The transition from the base to the body of the tumbler is smooth and graceful, with the patterns flowing naturally across the surface. The rim of the glass is often slightly flared, adding a touch of sophistication and making it comfortable to drink from. These small but significant details highlight the meticulous craftsmanship that went into creating the Provincial line, making the 5 7/8-inch iced tea tumbler a standout piece in any glassware collection.
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Collectibility: Rarity, value, and factors influencing the worth of these tumblers today
The collectibility of Imperial Glass 5 7/8" Provincial Iced Tea Tumblers hinges on several key factors, with rarity being the cornerstone of their value. Produced by the Imperial Glass Company in the mid-20th century, these tumblers were part of a larger line of Depression-era glassware. While the Provincial pattern itself was relatively common, the specific 5 7/8" iced tea tumbler variant is less frequently encountered compared to other pieces in the line, such as plates or bowls. This scarcity is primarily due to lower production numbers and higher rates of breakage or loss over time, as tumblers are more prone to damage during everyday use. Collectors prize this size for its uniqueness within the Provincial pattern, making it a sought-after piece for those aiming to complete a full set.
Value is another critical aspect of these tumblers, influenced by both their condition and the current market demand. In excellent condition, with minimal wear, chips, or scratches, a single 5 7/8" Provincial iced tea tumbler can fetch between $20 to $50, depending on the collector's market and the rarity of the specific color. Clear and pink variants are more common and thus more affordable, while rarer colors like cobalt blue or green can command higher prices, often exceeding $100 for a single piece. Sets or groupings of these tumblers in matching colors or conditions can significantly increase their collective value, as they appeal to collectors looking to display or use them as a cohesive set.
Several factors influence the worth of these tumblers today. Condition is paramount; even minor flaws can drastically reduce a piece's value. Originality is also crucial—tumblers with their original luster and without repairs or modifications are more desirable. The color of the glass plays a significant role, with rarer hues being more valuable. Additionally, the presence of the Imperial Glass Company's maker's mark can enhance authenticity and appeal. Market trends and collector interest also fluctuate, with periods of heightened demand driving prices upward.
The historical context of Imperial Glass and the Provincial pattern further bolsters the tumblers' collectibility. As products of the Depression era, these pieces represent a unique blend of affordability and elegance, reflecting the design aesthetics of the 1930s and 1940s. Collectors often seek them out not only for their aesthetic appeal but also for their historical significance. The 5 7/8" iced tea tumbler, in particular, offers a tangible connection to mid-century dining culture, making it a meaningful addition to collections focused on vintage kitchenware or glassware.
Finally, the community of collectors and the availability of these tumblers impact their worth. Online marketplaces, antique shows, and specialized glassware auctions are primary sources for finding these pieces, but their availability can vary widely. Networking within collector communities can provide access to rare finds or insider knowledge about upcoming sales. As interest in mid-century glassware continues to grow, the Imperial Glass 5 7/8" Provincial iced tea tumbler is likely to remain a prized item, with its value appreciating over time for those who understand and appreciate its unique qualities.
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Care & Maintenance: Tips for cleaning, storing, and preserving the glassware's condition
The Imperial Glass 5 7/8 Provincial Iced Tea Tumbler is a delicate and valuable piece that requires proper care to maintain its condition and preserve its beauty. To ensure the longevity of this glassware, it's essential to follow a few key care and maintenance tips. When cleaning the tumbler, avoid using abrasive materials or harsh chemicals that can scratch or damage the surface. Instead, use a mild detergent and warm water to gently wash the glass by hand. Avoid extreme temperature changes, as this can cause the glass to crack or break. After washing, rinse the tumbler thoroughly and dry it with a soft, lint-free cloth to prevent water spots and streaks.
Proper storage is crucial in preserving the condition of the Imperial Glass Provincial Iced Tea Tumbler. Store the glassware in a cool, dry place, away from direct sunlight and heat sources. Avoid stacking the tumblers, as this can cause them to chip or crack. Instead, consider using a glassware storage box or a cabinet with padded shelves to keep the tumblers safe and secure. If you need to stack the tumblers, place a soft cloth or felt pad between each one to prevent scratching and chipping. Additionally, avoid storing heavy objects on top of the glassware, as this can cause damage or breakage.
To preserve the clarity and brilliance of the Imperial Glass Provincial Iced Tea Tumbler, it's essential to handle the glassware with care. Avoid touching the surface of the glass with your fingers, as this can leave smudges and fingerprints. Instead, hold the tumbler by its base or use a soft cloth to handle it. When not in use, consider displaying the tumbler in a glass cabinet or a curio case to protect it from dust and accidental damage. Regularly dust the display area and the tumbler itself to maintain its pristine condition. If the tumbler becomes cloudy or dull, use a mixture of vinegar and water to gently clean the surface and restore its clarity.
When using the Imperial Glass Provincial Iced Tea Tumbler, take precautions to prevent damage. Avoid using the glassware for hot liquids, as this can cause thermal shock and cracking. Instead, use the tumbler for cold beverages, such as iced tea or lemonade. Be gentle when placing the tumbler on a surface, as slamming it down can cause chipping or cracking. If you're serving beverages, avoid overfilling the tumbler, as this can lead to spills and accidents. By following these care and maintenance tips, you can enjoy your Imperial Glass Provincial Iced Tea Tumbler for years to come and preserve its value and beauty.
In addition to regular cleaning and storage, periodic inspection of the Imperial Glass Provincial Iced Tea Tumbler is necessary to identify any potential issues. Check the glassware for chips, cracks, or scratches, and address any problems promptly to prevent further damage. If you notice any damage, consider consulting a professional glass restorer or repair specialist to assess the situation and recommend appropriate repairs. By being proactive and attentive to the condition of your glassware, you can ensure that your Imperial Glass Provincial Iced Tea Tumbler remains in excellent condition and continues to be a cherished piece in your collection. Remember, proper care and maintenance are essential in preserving the beauty and value of this delicate and exquisite glassware.
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Identification Marks: How to spot authentic Imperial Glass markings and avoid reproductions
When identifying authentic Imperial Glass pieces, such as the 5 7/8 Provincial Iced Tea Tumbler, understanding the company’s marking system is crucial. Imperial Glass, a prominent American glass manufacturer from 1901 to 1984, used specific identification marks that can help collectors distinguish originals from reproductions. The most common mark to look for is the "IG" monogram, often found on the base of the glassware. This monogram typically appears as a stylized "I" and "G" intertwined, sometimes within a circle or shield. Authentic Imperial Glass markings are usually crisp, clear, and well-defined, as they were molded directly into the glass during production. If the mark appears blurry, uneven, or painted on, it is likely a reproduction or a fake.
Another key aspect to examine is the presence of a mold number or pattern code. Imperial Glass often included these codes near the "IG" monogram, especially on pieces like the Provincial Iced Tea Tumbler. These numbers or letters indicate the specific mold used for production and can help verify the piece’s authenticity. For example, the Provincial pattern may have a unique code associated with it. Reproductions often omit these codes or include incorrect or inconsistent markings. Cross-referencing the mold number with Imperial Glass catalogs or reference guides can further confirm the piece’s legitimacy.
The quality and texture of the glass itself are also important indicators. Authentic Imperial Glass pieces, including the 5 7/8 Provincial Iced Tea Tumbler, are known for their clarity, weight, and smooth finish. Reproductions may feel lighter, have a cloudy appearance, or exhibit rough edges or imperfections. Additionally, Imperial Glass often used a technique called "pressed glass," which results in sharp, detailed patterns. If the pattern on the tumbler appears shallow or lacks definition, it may not be an original piece.
One subtle but significant detail is the wear pattern on the base of the glass. Authentic Imperial Glass pieces that have been used over time will show natural wear, such as minor scratches or smoothing around the edges. Reproductions, on the other hand, may have an artificially aged appearance that looks inconsistent or too uniform. Examining the base under a magnifying glass can reveal these discrepancies.
Finally, familiarity with Imperial Glass’s production timeline is essential. The Provincial pattern, for instance, was produced during specific years, and knowing this can help narrow down whether a piece is authentic or a later reproduction. Reputable collectors’ guides and online resources often provide detailed information about production dates and markings for various Imperial Glass patterns. By combining this knowledge with a careful examination of the identification marks, collectors can confidently spot authentic Imperial Glass pieces and avoid reproductions.
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Frequently asked questions
The Imperial Glass 5 7/8 Provincial Iced Tea Tumbler is a vintage glassware piece from the Provincial line, known for its simple yet elegant design. It measures approximately 5 7/8 inches in height and is specifically designed for serving iced tea.
No, the Imperial Glass Company ceased operations in the 1980s, so the 5 7/8 Provincial Iced Tea Tumbler is no longer in production. It is now considered a collectible item and can be found in antique shops, online marketplaces, or estate sales.
Authentic Imperial Glass pieces often feature a molded mark on the bottom, such as the Imperial Glass logo or a pattern number. The Provincial line typically has a smooth, clear glass finish with subtle vertical ribbing. Inspecting for these details and ensuring the glass is free from modern reproductions can help verify authenticity.









































