dating pyrex primary bowls

Finding Vintage Pyrex. Perhaps they switched to or added as an option the color configuration for the primary set in the 70s. Vintage Pyrex pieces for specific companies or organizations can be super valuable, especially if they are rare patterns in really good shape. Its rich history dates back to , when it was launched by a New York-based company. The retro glass pieces can go in the oven, the freezer, and the refrigerator. Softcover, 2nd ed , full-color pages ISBN: All-new photos, updated information, new cradle reference, and over 30 additional pages! The bowl shape and thickness changed after from thicker with a pronounced foot to thinner with a more flat base.

DATING PYREX PRIMARY BOWLS / janiceclark.net

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