| Book | Save | ||
| 1 | Title: | Philadelphia's answer to the traction question | |
| Creator: | Mitten, Thomas Eugene, 1865- | ||
| Publication: | Philadelphia?,1919] | ||
| Call #: | P 90 | ||
| Extent: | 10 p. 25 cm. | ||
| Subjects: | Street-railroads -- Pennsylvania -- Philadelphia | ||
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