Rideau Plate Scalloped Edged Silver Plated Serving Dish
Hollowware (Serving Bowl or Side Dish) · Rideau Plate, a brand line produced by the Benedict-Proctor Mfg. Co. of Trenton, Ontario, Canada. Benedict-Proctor was a prominent Canadian manufacturer founded in 1917, known for high-quality silver-plated hollowware and giftware.
Pattern: Chippendale or Queen Anne style scalloped rim; specifically branded under the 'Rideau Plate' line, which was a mid-to-high level commercial grade of silver plate.

Type
Hollowware (Serving Bowl or Side Dish)
Maker
Rideau Plate, a brand line produced by the Benedict-Proctor Mfg. Co. of Trenton, Ontario, Canada. Benedict-Proctor was a prominent Canadian manufacturer founded in 1917, known for high-quality silver-plated hollowware and giftware.
Material
Electroplated Nickel Silver (EPNS) or copper base. The 'PLATE' designation confirms it is not solid silver. It features a thin layer of pure silver electrochemically bonded to a base metal alloy.
Dimensions
Estimated dimensions: 10-12 inches in length. Estimated weight: 400-600 grams. This size is typical for an oval vegetable or side-dish serving bowl.
Description
A classic example of mid-century Canadian hollowware, this Rideau Plate serving dish features a timeless scalloped rim reminiscent of 18th-century English silver. The bright, reflective surface is hallmarks of the Benedict-Proctor company's plating quality. It represents a period of functional elegance where durable silver-plated items were staples of the Canadian family dinner table.
Key Features
Wheatsheaf trademark, 'Rideau Plate' brand stamp, scalloped rim design, and heavy industrial electroplating.
Material & Composition
Electroplated Nickel Silver (EPNS) or copper base. The 'PLATE' designation confirms it is not solid silver. It features a thin layer of pure silver electrochemically bonded to a base metal alloy.
Finish & Decoration
Polished mirror finish with a classic 'Scalloped' or lobed edge. The design is minimalist, relying on the undulating curves of the rim for visual interest rather than ornate engraving or repoussé.
Hallmarks & Stamps
A Wheatsheaf (Sheaf of Wheat) crest symbol located above the text 'RIDEAU PLATE'. The wheatsheaf was a specific trademark used by Benedict-Proctor. No sterling hallmarks (like '925' or a lion passant) are present, confirming silver-plate status.
Construction Details
Machine-pressed or die-struck from a flat sheet of base metal. The edges are finished smoothly without a separate applied wire, suggesting a mid-century industrial manufacturing process.
Functional Features
Wide scalloped rim for easy gripping and lifting; deep basin suitable for serving liquids or heavy food items. The flat bottom provides stability on a dining surface.
Handle & Grip Details
Integrated rim grip. The lack of separate handles classifies this as a side dish or bread tray rather than a formal tureen.
Craftsmanship Details
Industrial quality. The stamping is clear and centered, and the scalloping is symmetrical. While not hand-wrought, it shows the high standard of mid-century Canadian factory production.
Authentication Indicators
The 'RIDEAU PLATE' stamp is a definitive mark of Benedict-Proctor production. The wear patterns and lack of assay marks are consistent with 20th-century silver-plated commercial goods.
Origin & Manufacturing
Trenton, Ontario, Canada. Manufactured by the Benedict-Proctor Mfg. Co., which was a Canadian subsidiary/branch of the American Benedict Manufacturing Company.
Era & Period
Mid-20th Century (circa 1940-1960). This period saw a high demand for 'Rideau Plate' in Canada as affordable luxury for middle-class dining rooms.
Age Estimate
Circa 1950. The font and style of the stamp, combined with the classic scalloped design, are characteristic of Canadian production during the post-war era.
Cultural Significance
Represents the transition of silver from an elite luxury to a widely accessible household item in North America. It reflects the 20th-century 'Sunday Dinner' culture.
Condition Notes
Fair to Good. Visible circular 'swirl' scratches from improper cleaning (likely a heavy-duty abrasive or circular polishing motion). Tarnish is present in the crevices of the scalloped rim. No significant 'bleeding' (base metal showing through silver) is immediately visible, though the surface shows heavy use.
Value Estimate
$15 - $35 USD. As a silver-plated item with significant surface scratching and common manufacturer marks, its value is primarily functional and decorative rather than an investment in precious metal.
Care & Maintenance
Avoid circular scrubbing. Use a soft cloth and a non-abrasive silver cream (like Wright's). Store in a tarnish-resistant chest or Pacific Silvercloth bag. Do not place in a dishwasher, as high heat and detergent will strip the silver plate.
Similar Pieces
Birks Regency Plate (Canadian competitor), Gorham Silver Plate, or International Silver 'Countess' pattern. Birks would typically command a slightly higher prestige value in the Canadian market.
Interesting Facts
Rideau Plate was often given as a wedding gift in mid-century Canada. The brand name 'Rideau' references the famous Rideau Canal/River, emphasizing its Canadian identity.