This section is from the book "Scientific American Reference Book. A Manual for the Office, Household and Shop", by Albert A. Hopkins, A. Russell Bond. Also available from Amazon: Scientific American Reference Book.
Total railroads in operation in United States Dec. 31. | Railroads upon which mail was carried. | Annual transportation of mail by railroads. | Railroad mail transportation. | • Railway Mail Service. | |||
Annual cost of. | Average annual cost per mile. | Annua! expenditure. | |||||
Miles. | Miles. | Miles. | Dollars. | Dollars. | Dollars. | ||
1877... | 79,082 | 74,546 | 85,358,710 | 8,053,936 | .1060 | 2,500 | 2,484,846 |
1887... | 149,214 | 130,949 | 169,689,866 | 18,056,272 | .1064 | 4,851 | 4,694,562 |
1897... | 184,591 | 173,475 | 273,190,356 | 33,876,521 | .1240 | 7,602 | 7,782,547 |
1903... | 192,852 | 333,491,684 | 41,886,848 | .1256 | 10,418 | 11,250,042 | |
- Prepared in the Office of the Postmaster-General.

Copyright. 1901. by Munn & Co.

Copyright, 1904, by Munn & Co.
Receipts And Expenditures Of The Federal Government For The Fiscal Year Ending June 30. 1903.
 
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