Following up:
In the 1969 Transpac, there were two Ericson 41s listed among the entries:
-- Pericus (sail number 7925, Huntington Harbor YC, owner William Wright)
-- Valerie (sail number 7853, Hawaii Yacht Club, owner Robert Oldham)
In the 1971 Transpac, there were three Ericson 41s listed:
-- Bevika (sail number 8554, Metropolitan YC, owner Dick Bockius)
-- Flying Cloud (sail number 19124, Portland YC, owner Edwin de Koning)
-- Valerie (same data as above... with the note that she was dismasted in the 1969 Transpac)
-- there was also an Ericson-39, Blue Orpheus (sail number 27734, Long Beach YC, owner Richard Johnson)
In the 1973 Transpac, Bevika (Ericson 41) is the only Ericson listed
In the 1975 Transpac, the entry list included
-- Blue Star (Ericson 39, sail number 37599, owner Brian Carter)
-- Conception (Ericson 37, sail number 7378, owner Larry Bradley)
-- Vind Fempe-Del (Ericson 39, sail number 1500, from Nagoya, Japan)
That's all I've found, so far....