I HAVE AN INGRAHAM KEY WOUND MANTEL CLOCK THAT WAS GIVEN TO ME BY AN ELDERLY LADY WHO WAS 100 YEARS OLD AT THE TIME. SHE SAID SHE REMEMBERS AS A YOUNG GIRL HER FATHER WINDING THIS CLOCK WITH A KEY. DOES ANYONE KNOW ANY HISTORY OF THE INGRAHAM MANTEL CLOCKS THAT WAS PROBABLY FROM THE 1800'S.