Be wise Don't play with firecrackers : Department of Health, New York City., quality 12 jpeg export of original tiff, unrestored
Bock, Vera, artist.
Library of Congress Prints and Photographs Division.  <a rel="nofollow" class="external free" href="http://hdl.loc.gov/loc.pnp/cph.3b48841">http://hdl.loc.gov/loc.pnp/cph.3b48841</a>. CALL NUMBER: POS - WPA - NY .B635, no. 13 (B size) [P&amp;P]