Ritchey Garden City Limited Edition Track frame.
Size M (see pictures for the geometry).
Still in the original box, taken out just to take a picture of the frame number 43/100.

SPECS:
Material: heat-treated, triple-butted Ritchey Logic steel tubing – TIG welded
Ritchey Comp Carbon Road Fork included
Ultra-light forged and machined straight 1-1/8” headtube
Electrophoretic Deposition (ED Coat) treated for corrosion resistance
27.2mm seat tube with integrated seat collar (max torque setting: 6Nm)
Bottom bracket: 68mm – English threaded
Crankset min/max ring size: 55t
Chainline: 49mm
Bottle cage ...