M9M4 BAYONET : COLLECTION KNIFE BUCK – LANCAY

M9 BAYONET PHROBIS III FIRST PRODUCTION
The " FIRST ONES of the FIRST GENERATION "
Maybe less than 10 produced of which maybe 2 pieces survived
According Master Bill PORTER , M9 bayonet specialist :
... These blades were the first ones through and they had to adjust the blade location to get the stamp in the correct location ...

U.S.A. is hidden by the crossguard

Master William Bill Porter
AUGUST 19, 1958 – JULY 29, 2020

Thanks to Mocityman for this information about the OPERATOR's MANUAL

From Crayj :
Brett with Mickey Finn...
I have no date, but am sure Brett was in CA at Finn's house