3,048 documents - page 1 of 153
Erasmus D. Leavitt Papers
Leavitt engine, Louisville
Leavitt engines, Calumet and Hecla Machinery
Leavitt pumping engine, Chestnut Hill Station, Boston, Massachusetts
Account Book (loose materials)
Calculations, Calumet and Hecla Machinery
Account Book of European Trip
Notebook for Cambridge Engine
Notebook of Engine Data and Calculations
"A Few Examples of High-Grade Pumping Engines," by Erasmus Leavitt
Leavitt engines at Plymouth Cordage Company, Plymouth, Massachusetts
General machinery, steam engines
Articles relating to Leavitt engines
Letterpress Book of Sketches and Memoranda