In a message dated 98-02-24 17:27:45 EST, [log in to unmask] writes:
<< ello - Does anyone have any recent or "decent" references on window glass
identification? I am trying to learn about apparent differences between
18th and 19th century window glass when inventorying historic sites. I am
curious about the importance and reasons for color variation, and if
thickness is truly a indicater of Crown vs. Cylinder.
Thank you
Roberta Charpentier >>
Check out a University of Idaho Master's Thesis written by Karl G. Roenke
entitled "Flat Glass: Its Use as a Dating tool for Nineteenth Century
Archaeological Sites in the Pacific Northwest and Elsewhere". It was
published in Northwest Anthropological Research Notes (NARN), Vol. 12(2), Part
2 in 1978.
Mike Polk