000 003180000a22001330004500
245 _aIntegral train systems
100 _aKneiling, John G.
260 _aWisconsin
_bKalmbach
_c1969
300 _aVarious paging : ill.
080 _a656.2
_bK6
650 _aRAILROAD TRANSPORTATION
041 _aEN
942 _cBK
999 _c43110
_d43110