#CorningWare & #Pyrex were both manufactured by Corning Glass Works out of Corning, New York. @ttcvintage has a few pieces online Shop: https://www.ttcvintage.com/s/search?q=Pyrex ; But many more pieces in her store. Ask to see them on Facebook: https://www.facebook.com/TimesTinCupVintage
Corningware was originally developed for military applications during #WW2; but CorningWare®’s Pyroceram®, proved effective for bakeware in the home after the war.