The triple register used to record hours, minutes, and wind velocity. In: The Aims and Methods of Meteorological Work by Cleveland Abbe. In: Maryland Weather Service, Johns Hopkins Press, Baltimore, 1899. Volume I. Page 318.
Photo Category: Instruments - Measurement
| 640 x 381 | 35.41 KB | |
| 1280 x 762 | 115.35 KB | |
| 1796 x 1068 | 237.75 KB |
| Added On | 19th October 2015 |
| Viewed | 11 viewed |