Description: Lot of 8 Vintage Engineering Textbooks from O.W Trask Portland ME early 1900s. Very rare find of historical significance. Contents: >Math Sketchbook with Lefax Volume, Surfaces, and geometrical pages. Half of the book consists of blank graph paper, the rest consists of trig sketches and Lefax inserts. Good condition. >Sewers: Instructions For Inspectors. O.W. Trask penciled on cover. Front page is denoted “City of Portland Maine, Department of Public Works, Division of Sewers 1925.” Has instructions on contracts, accidents, and conduct, records and reports. Denoted on back page: ‘compiled by W.F. Wilson January 1925. Approved April 2 1925 by Edward M Hunt Commissioner of Public Works. Good condition. >Lefax Data Sheets, Trig and LOG Tables Stamped/drawn on cover, OW. Trask. Tables are dated 1914, pages in back which appear newer are c1950. Good condition >Carnegie Beam sections, Additions to new series Second edition 1928. Good condition >Plane Surveying, John Clayton Tracy, 1906-7 First edition, total issue 40,000(print run). John Wiley and sons. 794 pages Written in inside of cover, O.W. Trask, 24 Hersey st. Portland Maine. Contains original fold- out schematics. Good condition, pages coming away from binder in rear of book. >Lefax Mid-Late 1940s thermodynamics/fluid dynamics pages set in ring binder. Flow of water in pipes, 1948 Flow of water in pipes, 1946 Effect of fittings on flow of fluids through pipe lines, 1947 Flow of fluids through commercial pipe lines, 1950 The flow of water and compressed air in pipes, 1949 Flow of water in concrete pipe, 1947 Flow of water in wood stave pipe, 1948 Flow of waters through pipes, 1946 Flow of water in pipes, 1947 Fluid friction in conduits, 1946 Velocities and corresponding heads, 1947 Oil flow In pipes, 1949 Pipe flow, hydro-kinetics part 2, 1947 Flow of water and friction head, 1947 Friction in circular pipe, 1949 Friction losses due to bends and valves, 1949 Gasoline flow in pipes, 1947 Diagram giving excess loss of head in 90* bends, 1947 Theoretical energy losses in intersecting pipes, 1948 Flow of water in open channels by kutters formula, 1947 The manning formula for flow of water compared with the kutter formula, 1947 Pages are in Great condition. >Steel structures, Morris, Ohio State University, Second edition 1910. 201 pages. OW Trask penciled on inside of cover. Pages in great condition, binder in fair condition - feels a bit loose. >Treatise on Masonry Construction, Baker, 9th edition, 8000 print run. 1904, John Wiley and sons. 555 pages. Good condition. Inside of cover on first page is penciled “O.W Trask ‘05 K.I. House Orono Maine. Bridge schematic foldouts are intact and in good condition.
Price: 500 USD
Location: Buxton, Maine
End Time: 2025-01-10T16:50:57.000Z
Shipping Cost: 12.13 USD
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Item Specifics
All returns accepted: ReturnsNotAccepted
Topic: Engineering
Subject: Science & Medicine
