Keywords: 22. INTERIOR, DOUBLE STAIRWAY LEADING TO MODEL HALL.jpg Photograph en 22 INTERIOR DOUBLE STAIRWAY LEADING TO MODEL HALL DETAIL OF RAILING - Patent Office Building Bounded by Seventh Ninth F G Streets Northwest Washington District of Columbia DC HABS - Photographer 5 x 7 in LOC-image hhh dc0194/photos 029420p accession number HABS DC WASH 503--22 No known restrictions on images made by the U S Government; images copied from other sources may be restricted <gallery> 22 interior stair detail 029420pu tif tif </gallery> 38 895 -77 03667 DC WASH 503--22 Patent Office Building Washington D C in the 1980s |