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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

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)

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