Lafayette F-686 Vectorlog
(19??)
slide rule
slide rule
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ManufacturerLafayette
ModelF-686 Vectorlog
Serial No.
Scale length25 cm / (28.4 cm extended)
Overall length33.4 cm
Width4.7 cm
Body/Slide materialsPlastic on Bamboo
Post materialsMetal
Cursor materialsNylon / Plastic
Scales Tr1 Tr2 P' P [Q ST Sr Sθ C] D LL03 LL02 LL01
Sh1 Sh2 DF A [B CF Th CI C] D LL3 LL2 db
AccessoriesBrown leather case good condition labeled 99-7102 (new # for F-686).
Notes
Tag No.LF-F686
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