AKA (Label): ESR 10, ELECTRONIC SLIDE RULE, Product number (P/N): ESR10,
Keywords/Tags: ESR10
Date of intro: ~1974, Origin: Hong Kong (List),
Display: Type = Display (LED) (List),
Number of keys: 26, #Key-Blue: 7, #Key-Red: 8, #Key-White: 11,
Miscellaneous switch: [ON-OFF RAD-DEG],
Classification: / Pocket,
Featuring: Scientific functions, Square root,
Collector value: 7.5/10,

!!! This item is WANTED to join the collection !!!