Air raid warning device, World War I, 1918. Copy of two photographs showing a sound detector. During the First World War acoustic detection devices were used to warn of enemy aircraft. The photographs were taken for the Ministry of Munitions.
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Details
Creative#:
TOP20801881
Source:
達志影像
Authorization Type:
RM
Release Information:
須由TPG 完整授權
Model Release:
No
Property Release:
No
Right to Privacy:
No
Same folder images:
technologysoundwarningBritishfrightenedinnovationwarcenturyBritainalarmscaredafraidfirstworldwarwartimeconceptfrighteningB&WMONOCHROMEacousticsdetectionwarfarefrightenWorldWarIWWIblack&whiteblackandwhiteB/WWorldWarOne1910s20thcenturyairraidEnglishHeritage1stWorldWaraerialwarfareAirRaidPrecautionsHomeFrontWW1EnglishHeritagephotographARPAdolphAugustusBoucherBoucherAdolphAugustussounddetector
&1910s1st20thARPAdolphAdolphAirAugustusAugustusB&WB/WBoucherBoucherBritainBritishEnglishEnglishFrontHeritageHeritageHomeIMONOCHROMEOnePrecautionsRaidWW1WWIWarWarWarWorldWorldWorldacousticsaerialafraidairalarmandblackblackcenturycenturyconceptdetectiondetectorfirstfrightenfrightenedfrighteninginnovationphotographraidscaredsoundsoundtechnologywarwarwarfarewarfarewarningwartimewhitewhiteworld