Keywords: Patent Building, Washington, D.C..jpg Artwork Jackson William Henry 1843-1942 photographer en Old Patent Building now National Portrait Gallery Washington D C between 1900 and 1910 1 negative; glass in 8 10 Institution Library of Congress Library of Congress Prints and Photographs Division Washington D C 20540 USA dcu DC Past http //dcpast com/post/52217259915/1900-1906-patent-office-building utm object history credit line Attribution to Jackson based on negatives with similar numbers Date based on Detroit Catalogue J Supplement 1901-1906 Detroit Publishing Co no 016170 Gift; State Historical Society of Colorado; 1949 accession number LC-D4-16170 b w glass neg Call Number LC-D4-16170 <P P> P P LOC-Image det 4a10712 Patent building washington d c tif yes PD-Detroit Patent Office Building |