Pennvernon craftsmanship

Author/Artist: 
Pittsburgh Plate Glass Company, Pittsburgh, PA, USA.
Publisher: 
[Pittsburgh, Pa.] : Pittsburgh Plate Glass Company, 1940.
Description: 
[16] p. : ill. ; 28 cm.
Bib ID: 
131096
Variant Title: 
Pennvernon window glass : the making of a leader
Making of a leader
Notes: 
Purchase; Peter Masi; 2012; 1000123485
Trade catalog.
Copyright 1935, revised 1940.
High quality sheet glass.
Catalog provides illustrations and explanations of steps involved in the manufacturing of Pennvernon glass: Ingredients -- Automatic weighing -- Loading -- Breaking up the lumps -- Tank inspection -- Skimming -- Depth measurement -- Drawing machine -- Pennvernon process -- Calibrration -- Vacuum cups for fingers -- Trimming table -- Ready to leave -- Cutting -- Edge inspection -- Washing -- Special shipping cartons -- Crate making -- Papering for protection -- Packing.
Series: 
A.I.A. file no. 26 A1