This one is stamped with only "King Gillette" under the comb piece. I love surprises. Anyone have a picture of the complete set. It has a A401182 serial on the inside, which would make it 1908.
Might have come out of one of the "signature" sets he used to give out. I think mr_razor and cutting edge both have Bostonian or Algonquin signature sets.
I´ve never seen a razor with signature