P. Oa#39;Shaughnessy (civil engineer.) ... On this subject see Mr. D. IL Mahana#39;s Elementary Treatise on Engineering. ... This is a most useful principle in all cases of equilibriums, especially to a practical man : it enables him to re- solve problems, anbsp;...
|Title||:||A Treatise on Surveying and Civil Engineering, Wherein Everything that is Useful and Curious is Demonstrated from Its First Principles|
|Author||:||P. O'Shaughnessy (civil engineer.)|