t-rexasaurus: David Franzen, from Commercial Photography Exposed, Vol. 1 (1983)
from: https://uozi.tumblr.com/post/711320520649555968
more here tumblr.freepornpreview.net/uozi
from: https://uozi.tumblr.com/post/711320520649555968
more here tumblr.freepornpreview.net/uozi