1939 - 1940 Keystone Manufacturing Projectors and Cameras: 8 and 16 MM Accessories Booklet.  [Original]. [Illustrated]. [New York Worlds Fair].

Condition: Square & tight.  Good plus condition.  No writing or marks.  Text/illustrations remain clear and sharp.   Minor rubbing on corners and top/bottom of the spine.  Horizontal fold [see photos].  Tiny hole on front cover in lower left area. 

Description: 7" x 4".  26 pp. Illustrated.  The Company had many different locations over the years.  The address on the front cover indicates 1925 – 1941 Keystone Manufacturing at 288 A Street, Boston.

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