6.1 Most Recent Additions

Of the 380 slide rules presently in the collection, the most recent 25 additions are shown below in reverse chronological order of their acquisition.

Maker Model Year
Shanghai Slide Rule Company Flying Fish 1003 1980
Hansch Proportions Rule 1938
Dennert & Pape No. 1 1888-1892
Kutz Ullaging Rule 1824-1827
General Luminescent Corp Computer True Airspeed G-1 1942
Gurley Cox Stadia Computer 1925-1949
USA Mil Nuclear Yield M4 1950
USA Mil RADIAC ABC-M1 1950
K&E 4031 1924
Parisian Novelty Concrete Calculator 1950
The American Art Works Slide Rule for Concrete Slabs 1909
K&E N4101 1953
Pickett 1011-ES 1958-1962
Pickett 115 1965
W&G 432 Dual-Face Comprehensive 1950
Simplified Flight Calculator Co.  Rhumb Line Distance and Course Computer 1944
Pickett N904-T 1970
Pickett N901-ES 1965
Pickett N531-ES 1960
Hemmi 258 1952
Pickett N200-ES Trig 1964-1975
Pickett N803-ES 1950-1958
Pickett 140-ES 1970
Pickett N1010-ES 1964-1975
Pickett N1010-T 1964-1975