26 Vintage Advertising Engineering Computer Slide Rule Rulers Calculators

Description

lot of 26 vintage advertising engineering computer slide rules calculators. Fun mix lot
Call Alpha First ruler
unbrako designer's guide for fastener selection
drill gauge
jeppesen & co avigation plotter pv-2
burkhart ruler
matheson scientific lab equipment ruler
tarzian rectifiers lenticular ruler
Alert lenticular ruler
amicon converson rule
slide rule unmarked
protractor rectangular "a" mk III
national bureau of standards
3 cruising altitudes msl for magnetic courses
braun corporation ltd
continental sensing inc
spring data computer
special olypmics join the world of winners ruler
cardizem
american national pipe threads
conversion factors currency exchange rates
prestolog profitmeter and discount calculator
amicon
post rule/protractor- faded
plastics research selector