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The entire wiki reimagined as a visual magazine with video discovery · Watch your interests come alive
Amasa Stone
Amasa Stone
Cornelius Vanderbilt.
Cornelius Vanderbilt.
John D. Rockefeller in 1885.
John D. Rockefeller in 1885.
Cenotaph over the grave of Amasa Stone at Lake View Cemetery.
Cenotaph over the grave of Amasa Stone at Lake View Cemetery.
Wood engraving published in Harper's Weekly, January 20, 1877. The locomotive Socrates is at upper right
Wood engraving published in Harper's Weekly, January 20, 1877. The locomotive Socrates is at upper right
The chord, diagonals, angle blocks, and vertical posts of the Ashtabula Bridge, as drawn from original plans by Charles MacDonald in 1877
The chord, diagonals, angle blocks, and vertical posts of the Ashtabula Bridge, as drawn from original plans by Charles MacDonald in 1877
One design for a half-angle block. The attached chord puts immense downward (shear) stress on one side of the block only, for which the block is not d
One design for a half-angle block. The attached chord puts immense downward (shear) stress on one side of the block only, for which the block is not designed.