Significance: The Harlow Lewis Calvert Farmstead is a rare surviving example of Allegheny Plateau agricultural practices, land uses, and farm architecture. The swine house was constructed at the end of the nine More
Significance: The Harlow Lewis Calvert Farmstead is a rare surviving example of Allegheny Plateau agricultural practices, land uses, and farm architecture. The barn was constructed in 1893, for grain and feed s More
Significance: The first constructed and oldest passenger incline plane in Pittsburgh, this system retains the 1882 safety brake and bull wheel and 1935 electrical system including drive motors, operating brakes More
Significance: The first constructed and oldest passenger incline plane in Pittsburgh, this system retains the 1882 safety brake and bull wheel and 1935 electrical system including drive motors, operating brakes More
Significance: The first constructed and oldest passenger incline plane in Pittsburgh, this system retains the 1882 safety brake and bull wheel and 1935 electrical system including drive motors, operating brakes More
Significance: The first constructed and oldest passenger incline plane in Pittsburgh, this system retains the 1882 safety brake and bull wheel and 1935 electrical system including drive motors, operating brakes More
Significance: The first constructed and oldest passenger incline plane in Pittsburgh, this system retains the 1882 safety brake and bull wheel and 1935 electrical system including drive motors, operating brakes More
Significance: The first constructed and oldest passenger incline plane in Pittsburgh, this system retains the 1882 safety brake and bull wheel and 1935 electrical system including drive motors, operating brakes More
Significance: The first constructed and oldest passenger incline plane in Pittsburgh, this system retains the 1882 safety brake and bull wheel and 1935 electrical system including drive motors, operating brakes More
Significance: The first constructed and oldest passenger incline plane in Pittsburgh, this system retains the 1882 safety brake and bull wheel and 1935 electrical system including drive motors, operating brakes More
Significance: The first constructed and oldest passenger incline plane in Pittsburgh, this system retains the 1882 safety brake and bull wheel and 1935 electrical system including drive motors, operating brakes More
Significance: The first constructed and oldest passenger incline plane in Pittsburgh, this system retains the 1882 safety brake and bull wheel and 1935 electrical system including drive motors, operating brakes More
Significance: The first constructed and oldest passenger incline plane in Pittsburgh, this system retains the 1882 safety brake and bull wheel and 1935 electrical system including drive motors, operating brakes More
Significance: The first constructed and oldest passenger incline plane in Pittsburgh, this system retains the 1882 safety brake and bull wheel and 1935 electrical system including drive motors, operating brakes More
Significance: The first constructed and oldest passenger incline plane in Pittsburgh, this system retains the 1882 safety brake and bull wheel and 1935 electrical system including drive motors, operating brakes More
Significance: The first constructed and oldest passenger incline plane in Pittsburgh, this system retains the 1882 safety brake and bull wheel and 1935 electrical system including drive motors, operating brakes More
Significance: The first constructed and oldest passenger incline plane in Pittsburgh, this system retains the 1882 safety brake and bull wheel and 1935 electrical system including drive motors, operating brakes More
Significance: The first constructed and oldest passenger incline plane in Pittsburgh, this system retains the 1882 safety brake and bull wheel and 1935 electrical system including drive motors, operating brakes More
Significance: The first constructed and oldest passenger incline plane in Pittsburgh, this system retains the 1882 safety brake and bull wheel and 1935 electrical system including drive motors, operating brakes More
Significance: The first constructed and oldest passenger incline plane in Pittsburgh, this system retains the 1882 safety brake and bull wheel and 1935 electrical system including drive motors, operating brakes More
Significance: The first constructed and oldest passenger incline plane in Pittsburgh, this system retains the 1882 safety brake and bull wheel and 1935 electrical system including drive motors, operating brakes More
Significance: The first constructed and oldest passenger incline plane in Pittsburgh, this system retains the 1882 safety brake and bull wheel and 1935 electrical system including drive motors, operating brakes More
Significance: The first constructed and oldest passenger incline plane in Pittsburgh, this system retains the 1882 safety brake and bull wheel and 1935 electrical system including drive motors, operating brakes More
Significance: The first constructed and oldest passenger incline plane in Pittsburgh, this system retains the 1882 safety brake and bull wheel and 1935 electrical system including drive motors, operating brakes More
Significance: The first constructed and oldest passenger incline plane in Pittsburgh, this system retains the 1882 safety brake and bull wheel and 1935 electrical system including drive motors, operating brakes More
Significance: The first constructed and oldest passenger incline plane in Pittsburgh, this system retains the 1882 safety brake and bull wheel and 1935 electrical system including drive motors, operating brakes More
Significance: The first constructed and oldest passenger incline plane in Pittsburgh, this system retains the 1882 safety brake and bull wheel and 1935 electrical system including drive motors, operating brakes More
Significance: The first constructed and oldest passenger incline plane in Pittsburgh, this system retains the 1882 safety brake and bull wheel and 1935 electrical system including drive motors, operating brakes More
Significance: The first constructed and oldest passenger incline plane in Pittsburgh, this system retains the 1882 safety brake and bull wheel and 1935 electrical system including drive motors, operating brakes More
Significance: The first constructed and oldest passenger incline plane in Pittsburgh, this system retains the 1882 safety brake and bull wheel and 1935 electrical system including drive motors, operating brakes More
Significance: The Harlow Lewis Calvert Farmstead is a rare surviving example of Allegheny agricultural practices, land uses and farm architecture. Purchased by Harlow L. Calvert in 1867 following his return fro More
Significance: The Harlow Lewis Calvert Farmstead is a rare surviving example of Allegheny agricultural practices, land uses and farm architecture. Purchased by Harlow L. Calvert in 1867 following his return fro More
Significance: The Harlow Lewis Calvert Farmstead is a rare surviving example of Allegheny agricultural practices, land uses and farm architecture. Purchased by Harlow L. Calvert in 1867 following his return fro More
Significance: The Harlow Lewis Calvert Farmstead is a rare surviving example of Allegheny agricultural practices, land uses and farm architecture. Purchased by Harlow L. Calvert in 1867 following his return fro More
Significance: The Harlow Lewis Calvert Farmstead is a rare surviving example of Allegheny agricultural practices, land uses and farm architecture. Purchased by Harlow L. Calvert in 1867 following his return fro More
Significance: The Harlow Lewis Calvert Farmstead Residence is a rare surviving example of Allegheny plateau farm architecture and construction methods Harlow L. Calvert purchased the house lot in 1867 following More
Significance: The Harlow Lewis Calvert Farmstead Residence is a rare surviving example of Allegheny plateau farm architecture and construction methods Harlow L. Calvert purchased the house lot in 1867 following More
Significance: The Harlow Lewis Calvert Farmstead Residence is a rare surviving example of Allegheny plateau farm architecture and construction methods Harlow L. Calvert purchased the house lot in 1867 following More
Significance: The Harlow Lewis Calvert Farmstead is a rare surviving example of Allegheny Plateau agricultural practices, land uses, and farm architecture. The corn crib was constructed at the end of the ninete More
Significance: The Harlow Lewis Calvert Farmstead is a rare surviving example of Allegheny Plateau agricultural practices, land uses, and farm architecture. The corn crib was constructed at the end of the ninete More
Significance: The Harlow Lewis Calvert Farmstead is a rare surviving example of Allegheny Plateau agricultural practices, land uses, and farm architecture. The corn crib was constructed at the end of the ninete More