Keywords: Second Floor Corridor. Printers' marks+Columns. View of mural showing a compass and protractor between two printers' marks. Library of Congress Thomas Jefferson Building, Washington, D.C. LCCN2007684442.tif 1 photograph digital TIFF file color Notes Forms part of the Library of Congress Series in the Carol M Highsmith Archive ; Title devised by Library staff 2007 Creator Carol M Highsmith Library of Congress Catalog http //lccn loc gov/2007684442 Image download https //cdn loc gov/master/pnp/highsm/02100/02142a tif Original url http //hdl loc gov/loc pnp/highsm 02142 No known restrictions on publication LOC-image highsm 02142 PD-Highsmith Images uploaded by Fæ Photographs by Carol M Highsmith Printers marks and columns in the Thomas Jefferson Building |