A Person Recording Drum Manometer or Barograph (Updated two months ago)

You can view this bundle in the SFSU Over the Years collection area.

A person recording drum manometer or barograph. The large cylindrical metal drum with vertical glass tubes (mercury or alcohol columns) could be a multi-channel barograph, manometer, or environmental recorder, tracking: Atmosphere pressure, Gas pressures and/or lab environment parameters.

Tags: faculty, staff, and administration

Added to SFSU Over the Years on July 31, 2026.

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Information

  • Identifier: TP-ATA-1847
  • Context: <p><strong data-start="1806" data-end="1818">Purpose:</strong> Data recording over time&mdash;probably related to <strong data-start="1864" data-end="1924">environmental, chemical, or physical pressure monitoring</strong>.</p> <p>&nbsp;</p> <p><strong>Credits:</strong>&nbsp;</p> <p>Some technical descriptions and historical interpretations were developed with the assistance of ChatGPT, an AI language model by OpenAI.</p>
  • Geographic Coverage: San Francisco, CA
  • Type: Still Image
  • Format: Negative
  • Source: San Francisco State University Archives
  • Rights: Public

Content

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Version history

Import from CMS.
Update by DIVA Digitization Team two months ago
Import from CMS.
Update by DIVA Digitization Team five months ago
Import from CMS.
Update by DIVA Digitization Team six months ago
Import from CMS.
Update by DIVA Digitization Team six months ago
Import from CMS.
Update by DIVA Digitization Team a year ago
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