Seaphones track "footsteps" of unseen craft

Contenuto

Titolo
Seaphones track "footsteps" of unseen craft
Oggetto
en Technology
en Ships
en Communication
en Reconnaisance
Article Title and/or Image Caption
Seaphones track "footsteps" of unseen craft
Lingua
eng
Data di rilascio
1924-01
pagine
38
Diritti
public domain
Sorgente
google books
Archived by
Marco Bortolami
Marco Bortolami (editor)
Media
Cattura.JPG