Mapping the 1913 phantom airship scare
View Scareships, 1913 in a larger map Here’s where the 1913 phantom airship sightings took place. Actually, there are a few from late 1912 (including the Sheerness incident), the blue ones. Red indicates sightings in January 1913, green February, cyan March, and yellow April. A quick visual inspection shows that the density of sightings was […]