Amazon.com: VINTAGE 1940'S PYREX PRIMARY COLORS MIXING BOWL SET - Blue 1 1/2 Pint, Red 1 1/2 Quart, Green 2 1/2 Quart & Yellow 4 Quart - SET OF 4: Home & Kitchen
How to Tell If Pyrex Is Vintage: Patterns and Marks | LoveToKnow
The Hot for Pyrex Guide to Rare and Hard to Find Vintage Pyrex: Megan McGrady, Fred Miller: 9780990668404: Books: Amazon.com