Janesville Bicentennial Celebration in the Park. Material: paper. Size: 3 1/2" x 3 1/2". Description: color photo of an open vault containing memorabilia donated by Janesville citizens that were currently meaningful; the vault was sealed and buried on the north side of the Bicentennial monument erected in the center of Memorial Park, Janesville, located along 1st Street and Mott Streets; some items appear to be books, a straw hat and a striped men's tie; the plaque on the monument indicates that the vault will be reopened in July of 2176.