TY  - BOOK
AU  - Nichols, Herbert L.
TI  - Moving the earth: the workbook of excavation 
AV  - TA735 .N52 1962
U1  - 624.152 
PY  - 1962///
CY  - New Delhi
PB  - Galgotia Publishing House
KW  - Earthwork
KW  - Earthmoving machinery
KW  - Excavation
N1  - Includes index
ER  -