Risolvere il problema dei sommergibili2
- Titolo
- Throwing a Torpedo-Proof Wall of Steel Around a Ship
- 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
- Titolo
- Balloon Mines To Put The Air Out of Action
- Article Title and/or Image Caption
- Balloon Mines To Put The Air Out of Action
- Autore secondario
- THe Illustrated London News (drawing)
- Lingua
- ENG
- Copertura temporale
- World War II
- Data di rilascio
- 1939-12
- pagine
- 326
- Diritti
- Public Domain
- Referenzia
- Major H. J. Muir
- Archived by
- Lara Azzolini
- Titolo
- "Half-track" car
- Article Title and/or Image Caption
- Military Motorization
- Lingua
- ENG
- Copertura temporale
- interwar period
- Data di rilascio
- 1935-10
- pagine
- 191
- Diritti
- Public Domain
- Referenzia
- half-track
- Archived by
- Lara Azzolini
