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Sketch of toll booths for American Toll Bridge Company

American Toll Bridge Company Antioch Toll Houses

Tags: infrastructure

KRON TV Studios alterations for film editing area

Tags: infrastructure, tv studios

KRON TV Studios details for acoustic environment

Tags: communication, infrastructure, television

Letter re KRON-TV studio remodel for better acoustics.

Tags: infrastructure, television

aerial photograph of Highway 480 at the Embarcadero, San Francisco, CA,

Tags: infrastructure, transportation

Tags: bridges, infrastructure, transportation

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