Here are screencaps showing Cindy Lafon in Tom Peepers. Don't recall original source, but thanks to OP.

Loops Bucky Beaver's SLP Vol 90 (untitled loop at 1:51:10) Blue Vanities Peepshow Loops DVD 367 (includes loop Living It Up) Hippies Having Sex Living It Up The Picturehanger Films Big Breast Orgy Flaming Youth (Cindy talks!) Hard on Wheels Tijuana Blue Tom Peepers (includes two Cindy loops, one of which is Living It Up) The still image on the BV 367 cover below is from Living It Up.

Posted thank to grlilgirls ! Some edited ones

My own scans.