Letter, 9 January 1973
Letter from John Andreassen to Mrs. Winslow-Spragge, written from McGill University.
Andreassen, John C. L. (John Christian Ludvig), 1909-
Letter, 11 January 1973
Letter from John Andreassen to Mrs. Winslow-Spragge, written from McGill University.
Andreassen, John C. L. (John Christian Ludvig), 1909-
Letter, 10 September 1973
Letter from John Andreassen to Mrs. Winslow-Spragge, written from McGill University.
Andreassen, John C. L. (John Christian Ludvig), 1909-
Letter, 9 November 1973
Letter from John Andreassen to Mrs. Winslow-Spragge, written from McGill University.
Andreassen, John C. L. (John Christian Ludvig), 1909-
Letter, 15 January 1973
Letter from John Andreassen to Mrs. Winslow-Spragge, written from McGill University.
Andreassen, John C. L. (John Christian Ludvig), 1909-
Letter, 14 September 1973
Letter from John Andreassen to Mrs. Winslow-Spragge, written from McGill University.
Andreassen, John C. L. (John Christian Ludvig), 1909-
Letter, 16 February 1972
Letter from Keith Crouch to Mrs. Winslow-Spragge, written from McGill University.
Letter, 6 March 1972
Letter from John Andreassen to Mrs. Winslow-Spragge, written from McGill University.
Andreassen, John C. L. (John Christian Ludvig), 1909-
Letter, 16 May 1972
Letter from John Andreassen to Mrs. Winslow-Spragge, written from McGill University.
Andreassen, John C. L. (John Christian Ludvig), 1909-