According to Gail Thompson, the great niece of Wesso's wife, Minnie Ross Wessolowski, Hans Wesso came to America in June 1914 in New Orleans, where he jumped ship and swam to shore.
Works
The following is a partial list of his published artwork, according to William Contento's website 'The FictionMags Index' and the French website 'Noosfere':
interior artwork in Clues 1928 July #1, #2, August #1, #2, October #1 and 2, December #1
interior artwork in Clues 1929 January #2,
interior artwork in Clues 1930 April #1, May #1 and #2, June #2, July #2
interior artwork in Clues August 1934
interior artwork in Clues 1937 May, June, July August, October
cover for Air Adventures Oct 1928
cover for The Danger Trail Oct 1928
cover for Air Adventures Nov 1928
cover for The Danger Trail Nov 1928
cover for Adventure Trails 1929 January, February, April
cover for Amazing Stories 1929 September, October, November, December
cover for Wide World Adventures Sept 1929
cover for Clues Nov #2 1929
cover for Wide World Adventures May 1930
cover for Clues 1931 June, November, December
covers for all 7 consecutive issues of Strange Tales from September 1931 to January 1933
cover for Clues 1932 April
cover for Amazing Stories Aug 1930
covers for the first 34 consecutive issues of Astounding Magazine from Jan 1930 to March 1933
cover for Astounding Stories 1937 September, November
cover for Astounding Stories 1938 Jan, March, June, August