Drone (unit)
Drone was a unit of area in Hanover and was used as a field measure.
literature
- Johann Friedrich Krüger : Complete manual of the coins, measurements, and weights of all countries in the world. Verlag Gottfried Basse, Quedlinburg / Leipzig 1830, p. 68.
- Johann Christian Nelkenbrecher : JC Nelkenbrecher's general pocket book of coin, measure and weight for merchants. Sandersche Buchhandlung, Berlin 1832, p. 227.