U.S. Bureau of Air Commerce report into the crash of a privately-owned Taylor E-2 on 8 September 1935.
U.S. Bureau of Air Commerce (part of the U.S. Department of Commerce)
1936-05-07
National Transportation Library, U.S. Department of Transportation. <a rel="nofollow" class="external free" href="https://rosap.ntl.bts.gov/view/dot/32964">https://rosap.ntl.bts.gov/view/dot/32964</a>. DOI 10.21949/1500066.