This is a mint Hardy 3.1/2" circa 1912.
It's stamped "D" on the foot and "P" internally.
This reel is incredibly rare, in that the size is rare.
It's a 3.1/2" wide drum reel with no distinguishable line grooves, no cracks.
This is a rare example for the collector with the white ivorine handle.
Stamped on the faceplate "patent Uniqua reel"
Has the 1912 isolating nickel silver.