000
00290 a2200121 4500
080
_a
631.62
_b
N 625 P
245
1
_a
Principles of field drainage
_c
by H.H. Nicholson
260
_a
London
_c
1942
650
_a
Field Drainage
100
1
_a
Nicholson, H.H.
_d
300
_a
165 p.
901
_a
16391
999
_c
45089
_d
45089