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The Otto Rohm collection


Held at: Science History Institute Archives [Contact Us]315 Chestnut Street, Philadelphia, PA 19106

This is a finding aid. It is a description of archival material held at the Science History Institute Archives. Unless otherwise noted, the materials described below are physically available in their reading room, and not digitally available through the web.

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The ledger contains data kept by one or more Rohm and Haas employees documenting their use of a Haber-Lowe Industrial Interferometer for purposes of quality control. Accompanying the ledger is a folder of material gathered by Raymond C. Ferguson to produce the article "A Pioneering Example of Quality Control. The Rohm and Haas Oropon Interferometer.".

This ledger is identified as no.14 Book 1914-1916 details use of Interferometer for Oropon control analysis.

Documents the use by Otto Rohm of an Interferometer to analyze Oropon use in leather good processing was considered a pioneering example of industrial quality control. Oropon is considered the first modern man made leather bate.

Source of acquisition--Haas, John C. Method of acquisition--gift;; Date of acquisition--1987..

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