Throwing a Torpedo-Proof Wall of Steel Around a Ship

Titolo: Throwing a Torpedo-Proof Wall of Steel Around a Ship
Oggetto: en Imagined technology & prototypes; en Anti-submarines; en Ships
Article Title and/or Image Caption: Throwing a Torpedo-Proof Wall of Steel Around a Ship. Hundreds of disks, rapidly rotated, are dropped into the water to act as an impenetrable steel wall
Autore secondario: John B. Flowers (writer)
Lingua: eng
Copertura temporale: World War I
Data di rilascio: 1917-04
pagine: 642-643
Diritti: Public Domain
Sorgente: Internet Archive
Archived by: Alberto Bordignon

Pagine del sito: Risolvere il problema dei sommergibili; Risolvere il problema dei sommergibili2