Description: Letterpress copybook concerning business activities of Milo S. Ketchum as contracting and designing engineer for the Gillette-Herzog Manufacturing Company of Minneapolis in Houghton, Michigan, where he prepared plans and bids and supervised work on copper mine trestles, shaft houses, and cars, 3/3/99 to 9/29/02; publication of the annual reports of the Illinois Society of Engineers and Surveyors, 3/10/00 to 4/25/00, preparation of plans for bridges and securing materials, proper construction and payment for his services, 7/2/00 to 9/29/02 and bills for surveying lots in Champaign 6/02.
The series contains 15 of Ketchum's publications, including A Manual of...Methods for... Surveying (with W. D. Pence, 1900), The Design of Mine Structures (1912) and Structural Engineers Handbook (1914).