n.d., Alexander Beckers of New York City patented a stereo-viewer on April 7, 1857. It had a revolving mechanism which allowed multiple views of different types to be inspected sequentially by turning a knob., Stereo viewer, Archives of Modern Conflict OR National Gallery of Canada, LL/12480
L.P. Dodge & Co (Detroit, Mich.), n.d., Business card for L.P. Dodge & Co., Photograph, Ambrotype & Fine Art Gallery, 218 Jeff, Ave. Detroit, Mich., Business card, Archives of Modern Conflict OR National Gallery of Canada, LL/9866
Unidentified photographer / artist, n.d., Bottle label from the Scovill Mf'g Co's for "Superior Ambrotype Collodion" used in the collodion process, Bottle label, Archives of Modern Conflict OR National Gallery of Canada, LL/9706
Matt Isenburg, 2007, 14 October, Portrait of the collector Jack Naylor holding the catolog for his auction at Guernsey's - New York (Oct 18, 2007 - Sun Oct 21, 2007), Digital image, Archives of Modern Conflict OR National Gallery of Canada, LL/23511
Unidentified daguerreotypist / Graphic designer, 1854, 10 April (before), Adams & Co. Express and Banking Office San Francisco exchange check with Daguerreotype overlaid, Ephemera, Archives of Modern Conflict OR National Gallery of Canada, LL/47372
Unidentified photographer / artist, n.d., The "Henry Clay" thermoplastic union case the steel mold that created it an a contemporary Daguerreotype copy of a portrait of Henry Clay., Photographic case, Archives of Modern Conflict OR National Gallery of Canada, LL/12485
Edward Anthony, n.d., Bottle for "Anthony's Diamond Varnish for single Ambrotypes" - In this detail we can see that the label is in French showing that it was to be exported. This varnish was used in the collodion process., Bottle, Archives of Modern Conflict OR National Gallery of Canada, LL/9714