Morris Childs, "Last Days in Moscow," August 21, 1958, pp. 2-3 in "FBI SOLO Files - March 1958 to August 1960." Washington, DC: Federal Bureau of Investigation, August 2011; pdf pages 285-286.
books.google.com
Croly, Herbert David (28 May 1951). "McCarran's Reds". The New Republic. p. 7. Retrieved 27 April 2019.
"Mayor, Pastor Die at Mosinee", Milwaukee Journal, May 8, 1950, p3; "D-Day in Mosinee"Archived 2014-10-16 at the Wayback Machine, by Carl Weinberg, OAH Magazine of History (October 2010)
web.archive.org
"Mayor, Pastor Die at Mosinee", Milwaukee Journal, May 8, 1950, p3; "D-Day in Mosinee"Archived 2014-10-16 at the Wayback Machine, by Carl Weinberg, OAH Magazine of History (October 2010)