Journal of the Association of Engineering Societies (1881)
Association of Engineering Societies (U.S.) · New York, [etc.] Board of Managers · leaf 207
CHAS. A. BOWMAN-SOIL EXCAVATION, WACHU5ETT RESERVOIR, METROPOLITAN WATER WORKS. JOURNAL OF THE ASSOCIATION OF ENGINEERING SOCIETII … -*&7«. r'Ae srxy s& to Ao a-Asao* v/> cf afz-joa of *re// aoosoAeo/. * H „ atm/a-At o-ri7/*7a</ . /nitre i-'"1 f AAe to/iea oAou/o' corn* Ar £0—9 /ooftAa o-oct /£ frst*. tAo c/orrr/j A-Aae/ ra to As £ tA/oA ato* to Aa Ao/terrai? o/t tAa .jr.- a/o'o ao era to Awr e/r/y orr o pt/o/o'or if oo ,AeA co1…
Engineering
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.
![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten06unit-442-0.webp)