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| Name | Structure | Site | Collection | Piece/ID | |
 | Pittsburgh Aqueduct | Aqueduct | Pennsylvania Canal | Vogel Slide Collection | 2-44 [1503] |
 | Pittsburgh Aqueduct | Aqueduct | Pennsylvania Canal | Vogel Slide Collection | 2-45 [1504] |
 | Pittsburgh Aqueduct | Aqueduct | Pennsylvania Canal | Vogel Slide Collection | 2-46 [1505] |
 | Pittsburgh Aqueduct | Aqueduct | Pennsylvania Canal | Vogel Slide Collection | 2-48 [1506] |
 | Pittsburgh Aqueduct | Aqueduct | Pennsylvania Canal | Vogel Slide Collection | 2-49 [1507] |
 | Pittsburgh Aqueduct | Aqueduct | Pennsylvania Canal | Vogel Slide Collection | 2-50 [1508] |
 | Pittsburgh Aqueduct | Aqueduct | Pennsylvania Canal | Vogel Slide Collection | 2-47 [1750] |