New York Passenger Lists, 1820-1957 hosted at http://www.ancestry.com
Has the following record for the voyage of W H Auden and Christopher Isherwood to America
Leaving Southampton on the S.S. Champlin 18 Jan 1939
http://interactive.ancestry.com/7488/NYT715_6276-0192/1005290648?backurl=http%3a%2f%2fsearch.ancestry.com%2fcgi-bin%2fsse.dll%3findiv%3d1%26db%3dnypl%26MS_AdvCB%3d1%26rank%3d1%26new%3d1%26MSAV%3d2%26msT%3d1%26gss%3dangs-d%26gsfn%3dwystan%26gsfn_x%3dXO%26gsln%3dauden%26gsln_x%3dXO%26cpxt%3d0%26catBucket%3dr%26uidh%3dff5%26cp%3d0%26pcat%3d40%26fh%3d3%26h%3d1005290648%26recoff%3d8%2b10%26ml_rpos%3d4&ssrc=&backlabel=ReturnRecord