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Class H -
Social Sciences
Transportation and communications
Class
H
E
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Railroads
edit
See also:
Portal:Railroad engineering and operation
and
Portal:Maryland state laws relating to specific railroads
An Act to incorporate the Baltimore and Potomac Rail Road Company
"
The Growth and Effect of Railway Consolidation
" in
Popular Science Monthly
,
22
(
March 1883
)
"
The Railroad Problem in the United States
" in
Popular Science Monthly
,
23
(
July 1883
)
Postal Service
edit
A New Thing in Postage
