5 The Collection in Photos

Perhaps the best way to scan through the slide rule collection is by way of the images in this chapter. The entries are ordered according to Year and sub-ordered according to Maker and Model. Some of the dates for the slide rules are accurately known, but for many the dates are simply honest guesses. For a few further details of each rule of the Collection as well as other information regarding manufacturers, see The Slide Rule Collection.

Pre-1900 Years 1920-1929 Years 1950-1959
Years 1900-1909 Years 1930-1939 Years 1960-1969
Years 1910-1919 Years 1940-1949 Years 1970-1979
Continue to Collection Scale Sets