George M. Silisbee
1854Fossil Footprints in a Sandstone Slab
Salted paper print8 1/8 x 8 1/16 ins 
Archive FarmsJohn C. Warren, 1854, 
Remarks on some fossil impressions in the sandstone rocks of the Connecticut River, (Boston: Ticknor and Fields)
 
Lucian Goldschmidt and Weston J. Neaf, 1980, 
The Truthful Lens, (New York: The Grolier Club), p. 108
 
William F. Robinson, 1980, 
A Certain Slant of Light, The First Hundred Years of New England Photography, (Boston: New York Graphic Society), p. 51
 
Reported to be the first photograph to appear in a scientific publication anywhere and the second to appear in an American book. 
LL/64991