Graphic Calculator Company
Haikarainen Jussi
Hungerford Daniel Comstock
Jewell Michael A.
Keimpema Keimpe Klaas
Kelley William L.
Kratzer Brice L.
Lest William L.
Lund-Hansen Kjeld B.
Lund-Hansen Kjeld Balslev
Masillo Guido
Meade Paula A.
Mendoza Alejandro V.
Merkh Arthur J.
Merl Milton J.
Munukka Jarkko
Murray Robert F.
Olsen Pal B.
Owner-Petersen Paul
Penn Roy A.