WW2 U.S. propaganda poster. Title: O'er the ramparts we watch : United States Army Air Forces. Size: 63 × 48 cm (24.8 × 18.8 in). Signed and dated bottom left: Schlaikjer 1944. Listed in <i>1945 Monthly Catalog</i>, page 440.<sup id="cite_ref-1" class="reference"><a href="#cite_note-1">[1]</a></sup>
Jes Wilhelm Schlaikjer (1897-1982)
Schlaikjer, Jes Wilhelm, 1897-1982.. O'er the ramparts we watch : United States Army Air Forces.. St. Paul, Minn.. UNT Digital Library. <a rel="nofollow" class="external free" href="https://digital.library.unt.edu/ark:/67531/metadc218/">https://digital.library.unt.edu/ark:/67531/metadc218/</a>. Accessed July 8, 2010.