Station switch and signal
The Sumner Heights and Hazelwood Valley Railroad was built as an experimental minimum gauge railway near Boston in 1875.
Sumner Heights and Hazelwood Valley Railroad was built as an experimental minimum gauge railway near Boston in 1875. The Sumner Heights and Hazelwood...
River Railroad for later history of the rolling stock Sumner Heights and Hazelwood Valley Railroad for the experimental railway through George E. Mansfield's...