Book of Glass Formulae

This is an important reference in glassmaking in America 1921-1965. Henry’s entire private glass formulae batch book, is reproduced here in it’s entirety. Your owning of this book, is now as if you actually own his private manual containing all of his secret formulas! Some of Mr. Hellmer’s history and work experiences are included here. Various employment history notes when he worked at companies such as: making marbles at AKRO Agate Company, Westite, Cambridge Glass co… etc. His entire handwritten batch book including 2373 formulaes detailing the coloring of glass batched has been reproduced in sections; Alabaster of Opalescent, Moonstone, Opal, Black or Ebony, Transparent Color, Crystals, Special Use Glasses. 6x9 Soft Cover