Posted 11 years ago
michaeln544
(351 items)
bought down birminghams old bull ring markets in 1980s for 50 pence, no idea how you use it. electronic calculators replaced it in the 1970s i believe.
enginners/students slide rule-possibly 1940s or 50s? | ||
Slide Rules11 of 14 |
Posted 11 years ago
michaeln544
(351 items)
bought down birminghams old bull ring markets in 1980s for 50 pence, no idea how you use it. electronic calculators replaced it in the 1970s i believe.
Create an account or login in order to post a comment.