New detector designed to spot distant planes

Titolo: New detector designed to spot distant planes
Oggetto: en Anti-aircraft; en Reconnaisance
Article Title and/or Image Caption: Title: "Beam" Detector Spots Distant Planes
Lingua: eng
Copertura temporale: World War II
Data di rilascio: 1939-09
pagine: 125
Diritti: Public domain (Google digitized)
Sorgente: Google Books
Referenzia: Floyd Bennett Field; Trylon and Perisphere; World's Fair
Archived by: Davide Donà; Marco Bortolami (editor)
Copertura territoriale: United States of America; Floyd Bennett Field