The slide was part of a collection held by the Johnson County Libraries. The slide was identified by museum volunteer, Freelyn McGee, in April 2005. Capitol Federal Savings is not listed with a Mission address in the 1971 Shawnee Mission Area city directory. An address at 9000 W. 87th St. and 9500 Nall Avenue in Overland Park, 7600 State Line in Prairie Village are listed.