This folder contains notes, drawings, and other items in Edison's hand, as well as undated material probably from 1903. Most of the documents are instructions and suggestions relative to operations and adjustments at the Stewartsville works. The instructions are addressed to Walter S. Mallory, vice-president; Edward P. Dinan, chemist; William H. Mason, superintendent; and H. S. Moulton, plant manager. One item concerns the reconstruction of the coal plant. Also included is a series of notes containing Edison's "framework" for organizing the departments, as well as material pertaining to experiments on clinker and efforts to reduce the clay content of quarried stone. One item relates to the testing of cement under freezing conditions. Some of the documents contain references to Edison's bout with stomach pains.

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