Letterio Calapai working on a mural for the WPA. <br><br> Identification on verso (handwritten and stamped):<br> Please credit Photograph to W.P.A. Federal Art Project; 6 East 39th St. New York, N.Y. <br> Negative No.: SF-113; Title: Evolution of Communications in American Wars; Artist: Letterio Calapai, 101st Signal Battalion, 801 Dean St., Brooklyn.
<div class="fn value">
Sidney M. Friend</div>
circa 1937 <div style="display: none;">date QS:P571,+1937-00-00T00:00:00Z/9,P1480,Q5727902</div>
[Letterio Calapai], ca. 1937 / Sidney M. Friend, photographer. Photographic print : 1 item : b&amp;w ; 25 x 20 cm. <a rel="nofollow" class="external text" href="http://www.aaa.si.edu/collections/federal-art-project-photographic-division-collection-5467">Federal Art Project</a>, Photographic Division collection, circa 1920-1965, bulk 1935-1942. <a rel="nofollow" class="external text" href="http://www.aaa.si.edu">Archives of American Art</a>.