HP 71B - FORTH/Assembler ROM from 1984
10:58
HP 46 Desktop Calculator from 1973
19:25
HP 71B Pocket Computer from 1984
14:30
FORTH - Better than BASIC?
17:57
EEVblog #1159 - World's Most Precise Pocket Calculator
17:54
Comparison of HP 32SII, HP 33S and HP 35S scientific calculators
29:05
What was Coding like 40 years ago?
17:58
Software on Paper - 1985 Cauzin Softstrip
23:39