4116:
August 12, Irthiron: Rhiggon Cwane-Waer invents the autogyro.
31-09:
Registered Collective 000192011: One Moon, a landowner from the Syndicate of Truth, makes a visit to distant kin.
34-48:
Registered Collective 000000097, Jazz Harmony: Three Collectives dies, is succeeded by Ninety-Six Shells (000000097), Fourteen Arcologies (000000076), and Fifty Trademarks (000001042).
195:
131st Day: the first local Spinnergate is successfully tested.