The Kinderhook plates were a set of six small, bell-shaped pieces of brass with strange engravings which were claimed to have been discovered in 1843 in an Indian mound near Kinderhook, Illinois.
Kinderhookpladerne var en samling af seks små, klokkeformede messingstykker med underlige indgraveringer, som man påstod var blevet fundet i 1843 i en indiansk begravelsesplads i nærheden af Kinderhook, Illinois.