Air Flow Meter with Variometer
- Title
- Air Flow Meter with Variometer
- Collection
- Caltech Images Collection
- Series
- Scientific Instrument Photographs
- Identifier
- ST-EN-14
- Extents
- 1 photographs
- Abstract
- Air flow meter, with a German made variometer or vertical velocity indicator. Probably used on a glider owned by Paul B. MacCready. MacCready would later development an advancement for the variometer that is now known as the “MacCready ring.”