IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. In 1960, the Bucyrus-Erie Company of ...
https://siris-libraries.si.edu/ipac20/ipac.jsp?&profile=liball&source=~!silibraries&uri=full=3100001~!270196~!0#focus ...
Bucyrus-Erie 20-H hydraulic excavator equipped with special rotary boom attachment. With increasing competition from European hydraulic-excavator producers in the early 1960s, traditional American ...
Starting with the invention of William S. Otis in 1835, the first successful excavating machines were partial-swing steam shovels mounted on flanged wheels for use on railroad track. The boiler and ...