Whereas other wartime officers sought leisurely pursuits, Beaufort spent his leisure time taking soundings and bearings, making astronomical observations to determine longitude and latitude, and measuring shorelines.
Sounding Brass | sounding rocket | Josephson penetration depth | Sounding board | Depth of field | color depth | Stereoscopic Depth Rendition | Stalin: The First In-depth Biography Based on Explosive New Documents from Russia's Secret Archives | London penetration depth | Dimensionless momentum-depth relationship in open-channel flow | Depth sounding | Depth perception | depth of field (FOV) | Depth hoar | Color depth |