First Modern Bathymetric Map (10 Feb 1872 Jahr – 11 Jul 1878 Jahr)
Beschreibung:
New high density soundings were taken by the coast survey streamer blake in the gulf of mexico. This event is important because it is the first time the bathyspheric map is almost perfected.Zugefügt zum Band der Zeit:
Datum:
10 Feb 1872 Jahr
11 Jul 1878 Jahr
~ 6 years and 4 months
