AP PROVIDES ACCESS TO THIS PUBLICLY DISTRIBUTED HANDOUT PHOTO PROVIDED BY UNIVERSITY OF TEXAS AT ARLINGTON LIBRARY FOR EDITORIAL PURPOSES ONLY.
ADVANCE FOR SUNDAY, APRIL 1 - This photo provided by the University of Texas at Arlington Library shows workmen around 48-year-old horse trough on Courthouse Square, in Fort Worth, Texas on July 12, 1940. Many questions of the 1940 census will be revealed April 2, when the National Archives and Records Administration makes records available from the 1940 Census. (AP Photo/UTA Library via The Fort Worth Star-Telegram)