Aberrations of Audibility of Fog Signals: A Paper Read Before the Philosophical Society of Washington, October 22, 1881 |
Other editions - View all
Common terms and phrases
1½ mile aberrations in audition Aberrations of Audibility Adams assume atmosphere August 9 Barometer Beaver Tail fog-signal Beaver Tail Point British Light-House Establishment Changed course Direction of Wind Distance from Lit Dumpling Light expect to hear fails to hear faint murmur force Fort Adams full operation Galatea half a mile hear a fog-signal hear the fog-signal hear the signal heard and lost heard faintly Henry on Sound inaudibility Intensity of sound investigation Island in statute July 11 July 15 land fog signal last station Light-House Board Light-House steamer Little Gull Island Little Gull siren Long Island Sound lost the sound mariner mencing mile from last miles distant Narragansett Nautical Miles Newport November 16 Number of Observation phenomena Prof right angles running signal in stat siren's trumpet sound in scale sound signals statute miles steam Tail Fog Thermometer tle Gull Island twenty miles Tyndall vation Wet Bulb Whale Rock Wind August windward