| Related Documents |
| Type |
Number |
Locator |
Description |
| Related |
11730-C1 |
Hist Soc - HS-CC02495 |
N&W Ry, Pocahontas Division, Pro. Car Retarder for Scale Track, Bluefield, West. Va. |
| Related |
11730-C |
Hist Soc - HS-CC03210 |
N&W Ry, Portsmouth Ohio, Spring Rail Retarders Hump Tracks |
| Related |
11730-M |
Hist Soc - HS-U00747 |
N&W Ry, Scioto Division, Map and Profile of Westbound Coal Classification Yard and car retarder Layout, MP N604 to MP N606, Portsmouth, Ohio |
| Related |
11730-M |
Hist Soc - HS-U10107 |
N&W Ry, Scioto Division, Map and Profile of Westbound Coal Classification Yard and car retarder Layout, MP N604 to MP N606, Portsmouth, Ohio |
| Related |
11730-L |
Hist Soc - HS-K00280 |
Portsmouth, O., Push Button Operation of Coal Classification Yard, Layout Shown as Authorized on Revision of Jan. 6, 1954 |
