This author page includes both the Senate chaplain of the 1940's: Peter Marshall, married to Catherine Marshall, but not their son, Peter John Marshall (1940-2010). At least one other (secular) author is also entangled here.
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(1) The Reverend Dr. Peter Marshall (27 May 1902 – January 26, 1949)
(3) Peter Marshall (born 23 August 1946, Bognor Regis, England) is an English philosopher, historian, biographer, travel writer and poet
(4) Peter Marshall (born on 11 September 1938 in Derry) is an Irish broadcaster,
All have Wikipedia pages, use the link above.(5) Dr. Peter Marshall, psychologist
http://www.petermarshall.com/biograph...(6) Peter Marshall is Senior Lecturer in History, University of Warwick
(7) Peter Marshall, Scot, writing in 1996
(8) Marshall, Peter, 1926- wrote
Bristol and the Abolition of Slavery(9) Marshall, Peter, 1971- wrote
Shattered(10) Marshall, Peter Dr wrote
Mastering Bookeeping(11) Marshall, Peter K. edited
Hyginus(12) Marshall, Peter, 1924- ,
Positive Diplomacy