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Vintage (year unknown) plastic Rubbermaid mug: Lead-free! If you know what year this was made, please let me know.
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Vintage Rubbermaid Ribbed Yellow Stacking Cups & Mugs & Tupperware Measuring Cups - Sherwood Auctions
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Rubbermaid | Dining | Vintage Rubbermaid Melamine 4 2oz Coffee Mugs Cups Stackable 3813 Slate Blue | Poshmark
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Bright Yellow Rubbermaid Ribbed Melamine Camping Rving - Etsy | Plastic dinnerware, Yellow dinnerware, Dinnerware
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Rubbermaid Commercial Products 1-Count 7.61-oz Clear Plastic Disposable Cups in the Disposable Cups department at Lowes.com
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