"Anti-aircraft" target gun fires beams of electricity

Title (Dublin Core): "Anti-aircraft" target gun fires beams of electricity
Subject (Dublin Core): en Imagined technology; en Anti-aircraft; en Trivialization (toys)
Article Title and/or Image Caption (Dublin Core): Title: "Anti-aircraft" target gun fires beams of electricity; Caption: Drawing a bead on projected picture of airplane flitting across shy in “anti-aircraft” shooting gallery. Gun uses electric beams for bullets (Caption)
extracted text (Extract Text): Air-planes appearing to fly across the sky are “shot down” just for fun in a novel shooting gallery. The “anti-aircraft” gun, trained on planes that are flashed inside the drum by a movie projector, fires a pulsating electric beam at the target, and when hits are scored they are indicated by a meter
Language (Dublin Core): eng
Temporal Coverage (Dublin Core): World War II
Date Issued (Dublin Core): 1939-05
Is Part Of (Dublin Core): Popular Mechanics, v. 71, n. 5, 1939
pages (Bibliographic Ontology): 717
Rights (Dublin Core): Public Domain (Google Digitized)
Source (Dublin Core): Google Books
Archived by (Dublin Core): Matteo Ridolfi
Spatial Coverage (Dublin Core): United States of America