Proposed suspension bridge at Kiev, 1847 John Cooke Bourne

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sketch of proposed suspension bridge @ kiev designed charles blacker vignoles , drawn john cooke bourne, 1847.



in period bourne learned make daguerreotypes, introduced in 1839, , calotypes, introduced in 1841. encouraged charles blacker vignoles, amateur photographer, use techniques document further construction of bridge. came realize, photography s precise recording... supersede drawing means of making topographical views because less expensive, , more accurate.








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