A Person Recording Drum Manometer or Barograph

About This Item

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.

Identifier
TP-ATA-1847
Context

Purpose: Data recording over time—probably related to environmental, chemical, or physical pressure monitoring.

 

Credits: 

Some technical descriptions and historical interpretations were developed with the assistance of ChatGPT, an AI language model by OpenAI.

Geographic Coverage
San Francisco, CA
Type
Still Image
Format
Negative
Source
San Francisco State University Archives
Rights
Public
Views
190

Related Items