Item

^
#0001 (1973):
(Docu_Books): Desk Calculators, Aspects of modern land surveying

^
#0002 (1973):
(Docu_Books): How to get the most out of your pocket calculator

^
#0003 (1973):
(Docu_Books): The Calculator Handbook (version-2)

^
#0004 (197303):
(Docu_Mags): 197303: POPULAR SCIENCE

^
#0005 (197306):
(Docu_Mags): 197306: CONSUMER REPORTS

^
#0006 (197308):
(Docu_Mags): 197308: RADIO-ELECTRONICS

^
#0007 (197312):
(Docu_Mags): 197312: WHICH?

^
#0008 (1973~):
(Unknown manufacturer): HE902

^
#0009 (1973~):
ADDMASTER: 12 Memory (version-1)

^
#0010 (1973~):
ADDO-X: 9215 (version-2)

^
#0011 (1973):
ADDO-X: 9968

^
#0012 (1973~):
ADVANCE ELECTRONIC: 161

^
#0013 (1973~):
AMERICAN CIRCUITRON: 747

^
#0014 (1973~):
AMP: 257

^
#0015 (1973~):
ANGULA Engineering: TE1201

^
#0016 (1973~):
APCO: EC808

^
#0017 (1973~):
APF: 14

^
#0018 (1973):
APF: 32

^
#0019 (1973~):
APF: III (3)

^
#0020 (1973~):
APF: VI (6)