 | | Re: Track slope...
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| (...) Not having access to a used book store, why a civil eng text from before WWII? Did that data become classified after WWII? (26 years ago, 21-Apr-99, to lugnet.trains)
| | | | | Re: Track slope...
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| (...) There was an emphasis shift in introductory civil texts around that time period, as highway and airport engineering became more prominent. In any 1920 era civil text, railroad and bridge engineering vastly outweigh airport and highway (...) (26 years ago, 22-Apr-99, to lugnet.trains)
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