1934-1960 1960-2009  
Farmer plates in New Jersey were issued as early at the 1930's.
1933
1934
1935

1936
1937

1938

Starting in 1939, the X/A or X/B prefixes were used for Farmer plates.
This pattern seems to have held until the 1950 base.
1939
1939
1940

1941

1941
1942
1943

1944
1945

1947
1948
1949

1950
Starting in 1951, random prefix letters were used.

At this point, FARMER plates and COMMERCIAL plates
would seemingly overlap.
1951
1952
1955
1956

Ross Day - 2449
1958
1959

1959

1960

1960 tab on 1952 base.
1960

1960 tab on 1957/58 base.
1960

1960 tab on 1957/58 base.