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Catalogue series no. 19 section "m" rigid frogs
Historical Society of Pennsylvania - Closed Stacks TECH TF241 .W69 1921
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- Format:
- Book
- Author/Creator:
- Wm. H. Wharton Jr. & Co. Inc.
- Language:
- English
- Subjects (All):
- Railroad tracks--Design and construction--Equipment and supplies.
- Railroad tracks.
- Railroad tracks--Catalogs.
- Physical Description:
- 35 pages : illustrations ; 28x22 cm
- Place of Publication:
- Easton, Pennsylvania : Wm. H. Wharton Jr. & Co. Inc, [1921?]
- Summary:
- "The various deisgns contained herin of Plain Bolted Rigid Frogs, Railbound Manganese Steel Frogs, Solid Manganese Steel Frogs, Clamp Frogs and Graham Patented Flange Frogs are submitted for selection to suit the service required by traffic conditions..." - Page 3
- Local Notes:
- HSP Historic Technology, Science and Enterprise Collection
- OCLC:
- 1602639094
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