000
00293pam a2200133a 44500
082
_a
625.11
_b
Sk2r
100
_a
Skelton, Russell R.
245
1
_a
ROUTE SURVEYS
260
_a
N. Y.
_b
Mcgraw-Hill
_c
1949
300
_a
531
650
_a
Route Surveying
964
_g
CIRC
997
_a
72956 C
999
_c
417977
_d
417977