000 | 00498pam a2200169a 44500 | ||
---|---|---|---|
082 |
_a625.1 _bAL5r7 |
||
100 | _aAllen, Calvin Francis | ||
245 | 1 | _aRAILROAD CURVES AND EARTHWORK | |
250 | _a7th rev. | ||
260 |
_aN. Y. _bMcgraw-Hill _c1931 |
||
300 | _a290 | ||
500 | _aWith This Is Bound His Field And Office Tables. 4th Rev. New York And London, 1931 Tables | ||
650 | _aRailroads -- Curves And Turnouts | ||
650 | _aRailroads -- Earthwork | ||
964 | _gCIRC | ||
997 | _a10212 C | ||
999 |
_c436934 _d436934 |