PugJesus@lemmy.worldM to HistoryPorn@lemmy.worldEnglish · 2 years agoTwo Imperial German sound locators for detecting airplanes, WW1, 1917lemmy.worldimagemessage-square19linkfedilinkarrow-up1255arrow-down12
arrow-up1253arrow-down1imageTwo Imperial German sound locators for detecting airplanes, WW1, 1917lemmy.worldPugJesus@lemmy.worldM to HistoryPorn@lemmy.worldEnglish · 2 years agomessage-square19linkfedilink
minus-squareworkerONE@lemmy.worldlinkfedilinkEnglisharrow-up10·2 years agoBefore radar was invented, we pointed lights at the sky hoping to see enemy airplanes.
minus-squareHawke@lemmy.worldBanned from communitylinkfedilinkEnglisharrow-up11arrow-down2·2 years agoRemoved by mod
Before radar was invented, we pointed lights at the sky hoping to see enemy airplanes.
Removed by mod