Briefe und Antworten Bd. 1. 1922 - 1937 / hrsg. von Martin Gregor-DellinMann, Klaus herausgegeben Von Martin Gregor-dellin1975PDF12 MBDE
Preliminary Studies in Bridge Design; Being the First of a Series of Small Volumes, Each Complete in Itself, Dealing with the Design of Ordinary Highway Bridges of Moderate Spans.Reginald Arthur. Ryves1913
The Mechanics' Handbook; a Reference Book Dealing with Mechanical Engineering, Steam Engineering, Electrical Engineering, Railroad Engineering, Hydraulic Engineering, Bridge Engineering, Etc., Compiled and Edited by International Correspondence Schools.International Correspondence Schools.1921
Telegraphists' Guide to the New Examinations in Technical Telegraphy. Together with an Appendix Dealing with Dry and Secondary Cells, Univeral Battery System, Direct Reading Battery Instrument, Duplex (bridge Method), New System of Morning Testing, Fast Speed Repeaters, &c. By James Bell, A.I.E.E. ...James Bell1895