Charles Barber's Liberty nickel obverse design also used on the one cent J1665/P1865 and 5 cent J1671/P1872 designs of this year. To view the set, click here. Examples were struck as follows: Nickel J1668/P1869 with 2 dozen or so known. Copper J1669/P1870 with about a dozen known. Aluminum J1670/P1871 with about a half dozen known. To see images of all of these, click here.