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Sand and gravel excavation.
Sand and gravel excavation.
Sand and gravel excavation.
Sand and gravel excavation.
Materials handling research: the bucket-wheel excavator
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Published Year
1930-1939 (4)
1970-1979 (1)
Subject
Excavating machinery (5) *
Gravel (4)
Sand (4)
Mine haulage (2)
Materials handling (1)
Author
Thoenen, J. R. (4)
Manula, C. B. (1)
Price, George Cletus, (1)
Venkataramani, Rajaraman, (1)