I think the black & white photo is of the Kenz & Leslie '68 Cougar funny car. It is rumored to be the same car owned previously by Maynard Rupp of go cart and mini bike fame. Kenz and Leslie were from the Denver, CO area while Rupp was from somewhere in the midwest. Cool picture!
Here's a picture of the same car in 1969 after they installed the '69 body: