330th Bombardment Group (330th BG)
U.S. Army Air Force (USAAF), 20th Air Force (5th AF)

Background
The 330th Bombardment Group (330th BG) was assigned to the U.S. Army Air Force (USAAF), 20th Air Force (20th AF). On February 18, 1945 arrived at North Field on Guam. The group's first bombing mission was April 12, 1945.

457th Bombardment Squadron (457th BS)

458th Bombardment Squadron (458th BS)
B-29 "City of Pacific Palisades" 44-70010  pilot Vick damaged May 17, 1945
B-29A "Colleen" 42-93955  pilot Bauer crashed June 22, 1945
B-29A "Behrens Brood" 42-93995  pilot Behrens crashed June 1, 1945

459th Bombardment Squadron (459th BS)

References
Thanks to Stephen Smisek / 330th Bomb Group Association for additional information