Jason 803
(1965)
slide rule
slide rule
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ManufacturerJason
Model803
Serial No.
Scale length25 cm / (28.4 cm extended)
Overall length35.3 cm
Width4.6 cm
Body/Slide materialsPlastic on Bamboo
Post materialsMetal
Cursor materialsNylon / Plastic
Scales LL/1 LL/2 LL/3 DF [CF CIF CI C] D LL3 LL2 LL1
LL/0 L K A [B S ST T C] D DI P LL0
AccessoriesBrown leather case good condition.
Instruction manual in OK condition.
Box, missing end flaps and waterstained.
NotesThis is a rebranded Ricoh/Relay 151. Compare with Lafayette F-428.
Tag No.JS-803
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