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Patent No: 375,230 John W. Tinsman: Photographic accessory 
1888, 13 January 
  
Magazine illustration 
Google Books 
 
LL/34556 
  
Published in "The Photographic News", Vol.XXXII, No.1581, January 13, 1888, p.28
 
Patents granted in America
Patent No: 375,230 John W. Tinsman, Kirksville, Mo., "Photographic accessory." - Filed June 28th, 1887. Serial No.242,778. (No model).
 
Claim. 1. In photographic scenic exposures, the method herein described of exposing as a ground scene grasses, grains, or plants in front or about the subject being photographed, which consists in mechanically clamping said grasses, grains, or plants in an upright position, as set forth.
 
2. The within-described photographic scenic accessory, which consists of longitudinal clamping-bars adapted to hold between them grasses, grains, or plants, means for adjusting said bars relatively to each other, and one or more cross-feet or base-pieces supporting or carrying the whole, essentially as specified.
 
3. The combination, in a photographic scenic accessory adapted to hold in an upright position grasses, grains, or plants of the horizontal-bar b, the cross-feet or base-pieces c, and the adjustable horizontal clamping-bar b', with means for securing and holding it in variable relation with the bar b, substantially as shown and described. 
 

 
  
 
  
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