February 2015
Beginner to intermediate
312 pages
9h 40m
English

Glass has a weight and depth, both physical and visual, that makes it a unique medium for sharing images. Paper may be beautiful, yet embodies flatness—it’s inherently a two-dimensional surface. Glass, on the other hand, brings an immediate sense of distance and perspective. Historically, glass has been used for photography with processes like the daguerreotype, ambrotype, and collodion, and in the late 1800s glass negatives were even used to make prints. Many of those images were not stored properly. Now when they’re found in great-grandma’s attic, they generally show the ravages of time and poor storage conditions—a ...
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