I was able to verify the info as the stub was taped to the cover of a tour program from the show at one time along with another stub with more of The Carpenters name showing. Tour info is readily available online on multiple sites for confirmation.
The item "THE CARPENTERS Concert Ticket Stub 4-16-1972 Music Hall Cincinnati Ohio" is in sale since Thursday, March 31, 2016. This item is in the category "Entertainment Memorabilia\Music Memorabilia\Rock & Pop\Artists C\Other Rock & Pop Artists C".The seller is "musicabilia4u" and is located in Denville, New Jersey. This item can be shipped to United States.