Archive of Collections

Details and Image

TypeModel No.MakerCountryConstruction
DateScale LengthArea of Use
Albany EnterprisesUSA
Metal /Plastic
c. 1969Dia. = 21 cmChemistry & Metalurgy

Notes: "1) A very interesting and rare slide rule similar to a Gilson design, but specialized for atomic element and mole fraction calculations 2) Unit has a spiral scale on the front side and consists of 3 concentric disks, one metal and 2 plastic 3) Designed at the US bureau of mines in Albany, Oregon."

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