| Unidentified manufacturer Posing Chair 1909 Book illustration Internet - Original source ill-defined I'm indebted to Race Gentry for bringing this to my alltention (Facebook, The Photographer's Studio: Backdrops and Props, comment, 1 May 2018) LL/82376 1909, Complete Self-Instructing Library of Practical Photography, volume VII, (Scranton, Pa.: The American School of Art and Photography), p. 60 "Skylight Room Equipment"
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