Not Pyrex BUT who can help me date this Anchor Hocking? Seems there is no great reference website for AH/FireKing like there is for Pyrex. I know it's pre-1970s but I can't
Classic - Pyrex® Webshop AR
Cook & Freeze Glass Square dish with plastic lid - Pyrex® Webshop EU
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More HK Pyrex! Not sure why pre-order is on Amazon before their website, but OK : r/HelloKitty
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Pyrex® Webshop EU
Pyrex
Pyrex® Webshop EU
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Pyrex Vs Anchor Hocking – Comparison And Buyer's Guide - Foods Guy
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