This men's magazine was published from 1956 to around 1976. (wikipedia)

1968 May

Vol. 10 No. 3


The Mothers Of Invention
By Paul Zukas, p 50-52

Mother Frank is hairy and has expressive hands. Mother Ray is hairy and has an expressive forehead. Mothers Jim, Don, and Bunk have expressive legs. Mother Roy cries a lot. They are all hairy. Mother Frank assures us, "THEY ARE ALL MUSICIANS." He's right. (read more)

Source: slime.oofytv.set