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Horse Shoe Curve, above Altoona.

Publisher: Purviance, W.T.
Photographer: Purviance, W.T. (William T.)
Distributor: James S. Earle & Sons
Subjects: Pennsylvania, Railroad locomotives, Horseshoe Curve National Historic Landmark (Pa.)
Collection: NYPL Digital Collections: Robert N. Dennis [From The New York Public Library]
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Horse Shoe Curve.

Publisher: Purviance, W.T.
Photographer: Purviance, W.T. (William T.)
Distributor: James S. Earle & Sons
Subjects: Pennsylvania, Railroad locomotives, Horseshoe Curve National Historic Landmark (Pa.)
Collection: NYPL Digital Collections: Robert N. Dennis [From The New York Public Library]
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View in the Pack Saddle.

Publisher: Purviance, W.T.
Photographer: Purviance, W.T. (William T.)
Distributor: James S. Earle & Sons
Subjects: Pennsylvania, Pennsylvania, Railroad tracks, Packsaddle (Pa.)
Collection: NYPL Digital Collections: Robert N. Dennis [From The New York Public Library]
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Pack Saddle Curve.

Publisher: Purviance, W.T.
Photographer: Purviance, W.T. (William T.)
Subjects: Pennsylvania, Pennsylvania, Railroad tracks, Packsaddle (Pa.)
Collection: NYPL Digital Collections: Robert N. Dennis [From The New York Public Library]
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Blairsville Tunnel.

Publisher: Purviance, W.T.
Photographer: Purviance, W.T. (William T.)
Subjects: Pennsylvania, Pennsylvania, Railroad tunnels, Blairsville (Pa.)
Collection: NYPL Digital Collections: Robert N. Dennis [From The New York Public Library]
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Carr’s Tunnel.

Publisher: Purviance, W.T.
Photographer: Purviance, W.T. (William T.)
Subjects: Pennsylvania, Pennsylvania, Railroad tunnels, Westmoreland County (Pa.)
Collection: NYPL Digital Collections: Robert N. Dennis [From The New York Public Library]
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Pack Saddle.

Publisher: Purviance, W.T.
Photographer: Purviance, W.T. (William T.)
Subjects: Pennsylvania, Railroad cuts, Packsaddle (Pa.)
Collection: NYPL Digital Collections: Robert N. Dennis [From The New York Public Library]
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The Allegheny Tunnel.

Publisher: Purviance, W.T.
Photographer: Purviance, W.T. (William T.)
Subjects: Pennsylvania, Railroad locomotives, Railroad stations, Pennsylvania, Railroad tunnels
Collection: NYPL Digital Collections: Robert N. Dennis [From The New York Public Library]
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The Allegheny Tunnel.

Publisher: Purviance, W.T.
Photographer: Purviance, W.T. (William T.)
Subjects: Pennsylvania, Railroad locomotives, Railroad stations, Pennsylvania, Railroad tunnels
Collection: NYPL Digital Collections: Robert N. Dennis [From The New York Public Library]
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The Allegheny Tunnel.

Publisher: Purviance, W.T.
Photographer: Purviance, W.T. (William T.)
Subjects: Pennsylvania, Railroad locomotives, Railroad stations, Pennsylvania, Railroad tunnels
Collection: NYPL Digital Collections: Robert N. Dennis [From The New York Public Library]
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Allegheny Tunnel.

Publisher: Purviance, W.T.
Photographer: Purviance, W.T. (William T.)
Subjects: Pennsylvania, Pennsylvania, Railroad tunnels
Collection: NYPL Digital Collections: Robert N. Dennis [From The New York Public Library]
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Allegheny Tunnel.

Publisher: Purviance, W.T.
Photographer: Purviance, W.T. (William T.)
Subjects: Pennsylvania, Pennsylvania, Railroad tunnels
Collection: NYPL Digital Collections: Robert N. Dennis [From The New York Public Library]
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From Alligrippus Cut.

Publisher: Purviance, W.T.
Photographer: Purviance, W.T. (William T.)
Subjects: Pennsylvania, Railroad cuts, Allegrippus (Pa.)
Collection: NYPL Digital Collections: Robert N. Dennis [From The New York Public Library]
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View at Kittanning Point.

Publisher: Purviance, W.T.
Photographer: Purviance, W.T. (William T.)
Subjects: Pennsylvania, Pennsylvania, Railroad tracks, Kittanning Point (Pa.)
Collection: NYPL Digital Collections: Robert N. Dennis [From The New York Public Library]
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View at Kittanning Point.

Publisher: Purviance, W.T.
Photographer: Purviance, W.T. (William T.)
Subjects: Pennsylvania, Railroad cuts, Kittanning Point (Pa.)
Collection: NYPL Digital Collections: Robert N. Dennis [From The New York Public Library]
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Kittanning Point.

Publisher: Purviance, W.T.
Photographer: Purviance, W.T. (William T.)
Subjects: Pennsylvania, Pennsylvania, Railroad tracks, Kittanning Point (Pa.)
Collection: NYPL Digital Collections: Robert N. Dennis [From The New York Public Library]
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Logan House, Altoona.

Publisher: Purviance, W.T.
Photographer: Purviance, W.T. (William T.)
Subjects: Pennsylvania, Pennsylvania, Hotels, Pennsylvania, Railroad tracks, Altoona (Pa.)
Collection: NYPL Digital Collections: Robert N. Dennis [From The New York Public Library]
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Horse Shoe Curve.

Publisher: Purviance, W.T.
Photographer: Purviance, W.T. (William T.)
Subjects: Pennsylvania, Railroad cuts, Horseshoe Curve National Historic Landmark (Pa.)
Collection: NYPL Digital Collections: Robert N. Dennis [From The New York Public Library]
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Horse Shoe Curve.

Publisher: Purviance, W.T.
Photographer: Purviance, W.T. (William T.)
Subjects: Pennsylvania, Railroad cuts, Horseshoe Curve National Historic Landmark (Pa.)
Collection: NYPL Digital Collections: Robert N. Dennis [From The New York Public Library]
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Horse Shoe Curve.

Publisher: Purviance, W.T.
Photographer: Purviance, W.T. (William T.)
Subjects: Pennsylvania, Pennsylvania, Railroad tracks, Horseshoe Curve National Historic Landmark (Pa.)
Collection: NYPL Digital Collections: Robert N. Dennis [From The New York Public Library]
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Horse Shoe Curve, above Altoona.

Publisher: Purviance, W.T.
Photographer: Purviance, W.T. (William T.)
Subjects: Pennsylvania, Railroad cuts, Horseshoe Curve National Historic Landmark (Pa.)
Collection: NYPL Digital Collections: Robert N. Dennis [From The New York Public Library]
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Horse Shoe Curve, above Altoona.

Publisher: Purviance, W.T.
Photographer: Purviance, W.T. (William T.)
Distributor: James S. Earle & Sons
Subjects: Pennsylvania, Railroad cuts, Horseshoe Curve National Historic Landmark (Pa.)
Collection: NYPL Digital Collections: Robert N. Dennis [From The New York Public Library]
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Horse Shoe Curve.

Publisher: Purviance, W.T.
Photographer: Purviance, W.T. (William T.)
Subjects: Pennsylvania, Railroad cuts, Horseshoe Curve National Historic Landmark (Pa.)
Collection: NYPL Digital Collections: Robert N. Dennis [From The New York Public Library]
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Horse Shoe Curve.

Publisher: Purviance, W.T.
Photographer: Purviance, W.T. (William T.)
Subjects: Pennsylvania, Railroad cuts, Horseshoe Curve National Historic Landmark (Pa.)
Collection: NYPL Digital Collections: Robert N. Dennis [From The New York Public Library]
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Horse Shoe Curve.

Publisher: Purviance, W.T.
Photographer: Purviance, W.T. (William T.)
Subjects: Pennsylvania, Railroad cuts, Horseshoe Curve National Historic Landmark (Pa.)
Collection: NYPL Digital Collections: Robert N. Dennis [From The New York Public Library]
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Horse Shoe Curve.

Publisher: Purviance, W.T.
Photographer: Purviance, W.T. (William T.)
Subjects: Pennsylvania, Railroad cuts, Horseshoe Curve National Historic Landmark (Pa.)
Collection: NYPL Digital Collections: Robert N. Dennis [From The New York Public Library]
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Horse Shoe Curve.

Publisher: Purviance, W.T.
Photographer: Purviance, W.T. (William T.)
Subjects: Pennsylvania, Railroad cuts, Horseshoe Curve National Historic Landmark (Pa.)
Collection: NYPL Digital Collections: Robert N. Dennis [From The New York Public Library]
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Horse Shoe Curve.

Publisher: Purviance, W.T.
Photographer: Purviance, W.T. (William T.)
Subjects: Pennsylvania, Railroad cuts, Horseshoe Curve National Historic Landmark (Pa.)
Collection: NYPL Digital Collections: Robert N. Dennis [From The New York Public Library]
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Horse Shoe Curve.

Publisher: Purviance, W.T.
Photographer: Purviance, W.T. (William T.)
Subjects: Pennsylvania, Railroad cuts, Horseshoe Curve National Historic Landmark (Pa.)
Collection: NYPL Digital Collections: Robert N. Dennis [From The New York Public Library]
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Horse Shoe Curve.

Publisher: Purviance, W.T.
Photographer: Purviance, W.T. (William T.)
Subjects: Pennsylvania, Railroad cuts, Horseshoe Curve National Historic Landmark (Pa.)
Collection: NYPL Digital Collections: Robert N. Dennis [From The New York Public Library]