The great Kinzua Bridge near Alton, Pa. [During construction.]

The great Kinzua Bridge near Alton, Pa. Highest bridge in the world. [View of construction.]

Tarport and Limestone from B.B. & K. R.R.

Flat Iron Rocks. [People picnicking.]

View of Flat Iron Rocks.

View of a train crossing the Kinzua Bridge.

Drilling an oil well.

Drilling an oil well.

Over Culver's R.R. bridge.

Old Boyd House and oil exchange.

Old Boyd House.

Phil Sheridan well Tarr Farm.

Lower Tarr Farm.

Noble well and ferry.

100 ft. derricks.

Fording scene at Funkville, Pa.

Source of the world's most gigantic fortune, pumping wells in the oil country, Pennsylvania.

Source of the world's most gigantic fortune, pumping wells in the oil country, Pennsylvania.

Shipping oil, McElhany's Farm.

Maple Shade wells. [Hand-colored view.]

Shipping oil, Story Farm.

Espy Bluffs.

Phil Sheridan [oil] tanks.

Phil Sheridan [oil] tanks.

Down from Cherry Run. [Oil derrick and bridge over the creek.]

Petroleum Centre. [View of U.S. Hotel and shops.]

Old Boyd House.

Paying toll at Petroleum Centre.

Creek at Farrel Farm.

Creek at Farrel Farm.