Charles Barber's Liberty nickel obverse design also used on the three cent J1668/P1869 and 5 cent J1671/P1872 designs of this year.
Examples were struck as follows:
Nickel J1665/P1867 with probably 2 dozen known.
Copper J1666/P1866 with about a dozen known, Virgil Brand bought a hoard of 6 pieces from H. Chapman on Aug 5, 1916 for $35. These were entered into his journal under #80745.
Aluminum J1667/P1867 with about a half dozen known.
Photo courtesy of Heritage.