Machine Shop Operations by J. W. Barritt, 1941 American Technical Society. Comprehensive treatment of standard machine shop jobs including: drilling, planer, shaper, milling, boring mill, horizontal lathe, and automatic machines with reading working drawings. Red binder-style hardcover with illustrated pages and technical diagrams. Practical reference work from American Technical Society covering shop practice training period. Features job tickets, operation details, and machine tool techniques. Binder shows wear consistent with age and shop use. A valuable reference for machinists, engineers, and vintage tool collectors.