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001 000032108
005 20240105131012.0
008 931022s1922 xxu r 000 0 eng d
035 _aUIA0032108
040 _aUIASF
_cUIASF
041 0 _aENG
050 4 _aTF 200
_bW4
100 _aWebb, Walter Loring
_d1863-
245 1 0 _aRailroad construction :
_btheory and practice /
_cWalter Loring Webb
250 _a7 ed.
260 _aNew York :
_bJ. Wiley,
_c1922
300 _a847 p. :
_bil., láms., tablas, diagrs. ;
_c18 cm
650 0 _aFerrocarriles -
_xConstrucción.
905 _a01
942 _cNEWBFXC1
999 _c31657
_d31657
980 _851
_gRonald RUIZ