Derf
HCS-31

Derf
HCS-32

Collier
HCS-33

Halsey
HCS-34

Neivert
HCS-35

Baumgartner
HCS-36

Crile-Murray
HCS-37

Crile-Murray
HCS-38

Mayo Hegar
HCS-39

Mayo Hegar
HCS-40

De Bakey
HCS-41

Ryder
HCS-42

Jamison
HCS-43

Heaney
HCS-44

Masson
HCS-45

Wangensteen
HCS-46

Wangensteen
HCS-47

Bozemann
HCS-48