Charts
These are a couple of charts with hard to find info. Nothing too relevant.
Sound Transmission: Some unexpected results from engineering
Low E Glass: How does Low E Glass work and which side gets the coating. One of these days I'll read that.
Here's another link from PPG Residential Glass.
Caulking Applications: Shower Doors use Mildew Resistant Silicone.
LAMINATED GLASS INFO
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These
are a couple of charts with hard to find info. Nothing too relevant. 
and
Hours:
M-F: 7 to 4:30 and Sat: 10 to 2 PST