![An other way to tell if a pyrex bowl is older is to check the bottom of bowls rim. Aside from the pyrex stamp not havi… | Pyrex vintage, Pyrex bowls, Vintage An other way to tell if a pyrex bowl is older is to check the bottom of bowls rim. Aside from the pyrex stamp not havi… | Pyrex vintage, Pyrex bowls, Vintage](https://i.pinimg.com/736x/16/5e/8d/165e8d5b11ce588db3ddbfa2391e562b.jpg)
An other way to tell if a pyrex bowl is older is to check the bottom of bowls rim. Aside from the pyrex stamp not havi… | Pyrex vintage, Pyrex bowls, Vintage
![Thoughts on what this is? I've been looking for the red bowl to the primary color nesting bowl set and picked this up but it doesn't have the pyrex stamp on the Thoughts on what this is? I've been looking for the red bowl to the primary color nesting bowl set and picked this up but it doesn't have the pyrex stamp on the](https://preview.redd.it/thoughts-on-what-this-is-ive-been-looking-for-the-red-bowl-v0-m8ox7lk8n7cb1.jpg?width=3024&format=pjpg&auto=webp&s=3c2f5efed75ceeb0fb83f0a0fa28997ac251ad72)
Thoughts on what this is? I've been looking for the red bowl to the primary color nesting bowl set and picked this up but it doesn't have the pyrex stamp on the
![Trading Stamp Program Pyrex - The Pyrex Collector: Information for The Vintage Glass Kitchenware Enthusiast Trading Stamp Program Pyrex - The Pyrex Collector: Information for The Vintage Glass Kitchenware Enthusiast](https://www.pyrexcollector.com/gallery/stamp/SHOrangeBP1965.jpg)
Trading Stamp Program Pyrex - The Pyrex Collector: Information for The Vintage Glass Kitchenware Enthusiast
![Amazon.com: Vintage Pyrex Pattern - Friendship Red Birds PopSockets PopGrip: Swappable Grip for Phones & Tablets : Cell Phones & Accessories Amazon.com: Vintage Pyrex Pattern - Friendship Red Birds PopSockets PopGrip: Swappable Grip for Phones & Tablets : Cell Phones & Accessories](https://m.media-amazon.com/images/I/61taN6yvHmL.jpg)