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File: 1503437109420.jpg (16.55 KB, 200x268, pg55397.cover.medium.jpg)

 No.4386

“Railroad Reorganization” by Stuart Daggett, Harvard U.; 1908.

 No.4387


 No.4531

Too lazy to make a new thread, so sticking some books here:

https://archive.org/details/standardcodeofam00amer – ARA Standard Code, anno 1897.
https://archive.org/details/standardciphe00amer – ARA Standard Cipher Code, anno 1906.
https://archive.org/details/ciphercodeofwor00shea – Cipher for RR employees, anno 1892.
https://archive.org/details/generalciphercod00rail – Railway Express Agency cipher, anno 1930

https://archive.org/details/unicodeuniversa00unkngoog – Unicode, anno 1889

 No.4541

In case someone is interested in how the Boys/Girls in Camo do it:
http://www.apd.army.mil/epubs/DR_pubs/DR_a/pdf/web/tm4_14x21.pdf – US Army Technical Manual 4-14.21: Rail Safety.

 No.5439

Is it this long since I found a book?

http://www.gutenberg.org/ebooks/56688 – Handbook of Railroad Construction” by George L. Vose (1857)
A large dose of mid-19th c. US practice of building a railroad from bare ground up.



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