Heuser,
Four names of crew or more likely passengers: Sgt Elbert J. Ravenscraft, Sgt Ronald F. Maier, Sgt Stanley A. Andersen and SSgt Lilbern D. Daly, all of 406th Air Service Group, 832nd Squadron.
On site
www.abmc.gov you can search for other 389th BG members who died on 7 May 1945. Found at least a dozen names. Use search "by unit".
Regards,
Leendert