Unidentified man, likely photographer George Stacy, sitting at a table, looking through a microscope Stacy, photographer, 691 Broadway

Man shown in image identified as George Stacy by Keith B.C. Brady and Jean Stacy Gore in their article "George Stacy," published in Stereo World, March/April (2015), v. 40, no. 5.
Stacy's blind stamp imprinted below image, bottem left side of card.
"2" and "692[SA?]" in pencil on back.
Forms part of the Larry Gottheim Collection of stereographs and other early photographs (Library of Congress)
Purchase; Larry Gottheim; 2008; (DLC/PP-2008: 007)