The Manufacture of Optical Glass.

Title: 
The Manufacture of Optical Glass.
Author/Artist: 
Macbeth, George A.
Published In: 
S. I.: the author, 1900?, pp. 1-13, ill.
Bib ID: 
AI60693
Notes: 
Photocopy.
"Written by George A. Macbeth probably around 1900 or during period Macbeth-Evans made optical glass, 1891-1897."