Assertion: flash lantern | /r/CapableOf | use by the united states military
Facets:
value: at the start of the 1900s
type: TEMPORAL
Source sentences:
text: The Colt Acetylene Flash Lantern (or Colt Field Signal Lamp) was an acetylene signal lamp produced by the J. B. Colt Company and used by the United States military at the start of the 1900s.