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Title: Lantern slide projector [Go to resource]
Description: Patent lantern slide projector for slides up to 3 1/4 inch square. It uses 4 1/2 inch condenser lens in conjunction with a projection lens of approx 10 inch f.l. Brevete (patented), c.1912 License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: lantern slide projector Temporal: c.1912 Source: Science Museum Identifier: 1979-559/3007 Go to resource More Like this...
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