Science bulletin
Natural History Museum of Los Angeles County
by Theodore W. Pietsch
Natural History Museum of Los Angeles County 1974 Science bulletin 18
Available at 1 libraries
by John R. Paxton
Natural History Museum of Los Angeles County] 1972 Science bulletin no. 13
Bruce B. Collette and Sylvia A. Earle, editors
Natural History Museum, Los Angeles County 1972 Science bulletin 14
Available at 2 libraries