Slide rules

I kept my beloved Slide Rules for my children ! Well how was I to know back in 1970 haha

Have Slide Rule, Will Travel, from a 1960s ad promoting careers in science

Have Slide Rule, Will Travel, from a ad promoting careers in science. I used these in college and had to use to do calculations to make standard solutions in Endocrine lab - that had to be in the early

Vintage Keuffel & Esser K&E SLIDE RULE  4080-3 RARE University Of Michigan Case  | eBay

Vintage Keuffel & Esser K&E SLIDE RULE 4080-3 RARE University Of Michigan Case

Vintage Keuffel & Esser K&E SLIDE RULE 4080-3 RARE University Of Michigan Case | eBay

Sterling SLIDE RULE 1965 Decimal Trig Log w/ Case + How to Use Book: Bishop 1955 #Sterling #SlideRule

Sterling SLIDE RULE SlipStick 1965 Decimal Trig Log + Case & How to Book: Bishop

Sterling SLIDE RULE 1965 Decimal Trig Log w/ Case + How to Use Book: Bishop 1955 #Sterling #SlideRule

WW2 British Webbing Case - Pencils, Slide Rule etc - Dated 1942 - B Ltd | eBay

WW2 British Webbing Case - Pencils, Slide Rule etc - Dated 1942 - B Ltd

WW2 British Webbing Case - Pencils, Slide Rule etc - Dated 1942 - B Ltd | eBay

Vintage Suns Hemmi's Bamboo Drafting Engineering Slide Rule Ruler & Case #Hemmis

Vintage Suns Hemmi's Bamboo Drafting Engineering Slide Rule Ruler & Case

Vintage Suns Hemmi's Bamboo Drafting Engineering Slide Rule Ruler & Case #Hemmis

Slide Rule Student Hughes-Owens Sun Hemmi Japan Model 341-3526 Case Vintage

Slide Rule Student Hughes-Owens Sun Hemmi Japan Model 341-3526 Case Vintage

WW2 British Webbing Case - Pencils, Slide Rule etc - Dated 1942 - B Ltd | eBay

WW2 British Webbing Case - Pencils, Slide Rule etc - Dated 1942 - B Ltd

WW2 British Webbing Case - Pencils, Slide Rule etc - Dated 1942 - B Ltd | eBay

Seiko SND255P1 Pilot Slide Rule Chronograph Watch for Men #Seiko #PilotAviator

Seiko SND255P1 Pilot Slide Rule Chronograph Watch for Men

Seiko SND255P1 Pilot Slide Rule Chronograph Watch for Men #Seiko #PilotAviator

Vtg 1940's Gisholt Milling Machine Metal Nesting Slide Rule Time Calculator

Vtg 1940's Gisholt Milling Machine Metal Nesting Slide Rule Time Calculator

The Slide Rule: A Computing Device That Put A Man On The Moon

The Slide Rule: A Computing Device That Put A Man On The Moon

The humble slide rule

Picture of Slide Rule Display

Slide Rule Display

Picture of Slide Rule Display

Vtg Advertising Engineering Slide Rule Calculator Metal Fab Screws Etc. Lot of 5

Vtg Advertising Engineering Slide Rule Calculator Metal Fab Screws Etc. Lot of 5

Vtg Scully-Jones Ad Engineer Slide Rule Calculator Drill Metal Stub Taper Lot 5

Vtg Scully-Jones Ad Engineer Slide Rule Calculator Drill Metal Stub Taper Lot 5

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