N-07-11-25 (1907-1908)

Title: N-07-11-25 (1907-1908)
Description: This notebook covers the period November 1907-July 1908. It contains notes and drawings by Edison and an unidentified experimenter regarding cement experiments. At the beginning of the book there are cost estimates and production notes pertaining to cement house construction. Included are items relating to settling of aggregate material in poured concrete, waterproofing and painting concrete, storage bags for the cement, and using concrete joints in continuous-process belt equipment. Also included is a 3-page note regarding the use of colloidal films as coatings on phonograph cylinders. Inserted into the book is a letter from July 1911 regarding a shipment of zinc ore drawn from land adjacent to the Edison Portland Cement Co. quarry. The front cover is labeled \"Bags Cement House Belt Expmts Viscose.\"" The pages are unnumbered. Approximately 30 pages have been used.
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Identifier: NA144-N
Has Format: https://iiif.archive.org/iiif/taepnotebook-NA144/manifest.json
Is Part Of: Notebook Series -- Notebooks by Edison
Has Version: Item Set NA144-F
Type: Notebook
Rights: Courtesy of Thomas Edison National Historical Park.
License: CC0 1.0 Universal