Moving the earth :
Nichols, Herbert L. (Herbert Lownds).
Moving the earth : the workbook of excavation / Herbert L. Nichols, David A. Day. - 4a. - New York : McGraw-Hill, 1999. - xxiii, [1313] p. ; 25 cm.
0-07-046484-7
TA715 / N52 1999
Moving the earth : the workbook of excavation / Herbert L. Nichols, David A. Day. - 4a. - New York : McGraw-Hill, 1999. - xxiii, [1313] p. ; 25 cm.
0-07-046484-7
TA715 / N52 1999
