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  • eichler_f3274_403
    eichler_f3274_403

    Caption: "Design No. 7." Pencil drawing of Tower Bridge concrete towers by Alfred Eichler. Note on drawing: "Tower subject to modification." Project for Department of Public Works - Highways - Bridge Department.

    Date: 1934

  • McCarthy Album 11, Photograph 320
    McCarthy Album 11, Photograph 320

    Caption: "Golden Gate Bridge, Construction, July 1, 1936." Image of one terminus of the Golden Gate Bridge, showing the anchoring site of the suspension wires. Completed in 1937, the Golden Gate Bridge spans the mouth of San Francisco Bay (called the Golden Gate), connecting San Francisco with Marin County to the north. It is one of the most recognizable bridges in the world, and was named in 1994 as one of the Modern Wonders of the World by the American Society of Civil Engineers.

    Date: 7/1/1936

  • Old Series Trademark No. 2411
    Old Series Trademark No. 2411

    High Grade

    Date: 1894

  • McCarthy Album 06, Photograph 270
    McCarthy Album 06, Photograph 270

    Caption: "U.S. 1-inch Gun, Subcaliber Practice." c. 1905. William McCarthy poses next to a large piece of heavy artillery at what appears to be a battery for coastal defense.

    Date: 1905