Keywords: Library of congress main reading room.tif en Library of Congress Main Reading Room 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 object history credit line Title from jacket G 1715 on negative Detroit Publishing Co no 033474 Gift; State Historical Society of Colorado; 1949 accession number LC-D4-33474 b w glass neg Call Number LC-D4-33474 <P P> P P LOC-Image det 4a17345 Library of Congress Main Reading Room jpg PD-Detroit Interior of Thomas Jefferson Building Glass plate negatives |