An experimental determination of the variation with temperature of the critical velocity of flow of water in pipes

These usually revolved around Christine feasting on Carol's juicy quim while the older woman sucked her husband off, or else Carol got in the middle, going down on Christine while Ken worked her other end. Of all the variations, though, the hot little lesbian's favorite sex game was to have Carol strap on her biggest dildo and ream out the girl's pussy, while Ken screwed Carol's puckering butthole. Christine loved the way the force of Ken's strokes into his wife's greasy ass seemed to magnify the woman's own fucking motions into Christine's creaming slot. Christine herself really couldn't explain how she could take a dildo in her pussy, but refused a man's cock. But whatever the reason, she certainly had developed a fierce love of having her tender young cunt filled with plastic prick. So Carol, clad only in a gauzy nightgown, had her tools all ready in the bedroom when the doorbell rang. She hardly had the front door halfway open before Christine was rushing in, throwing herself into the older woman's arms. "Carol! I thought you'd never call!" she giggled, pressing her entire body tightly into the housewife's lush figure, and lifting her shining face up to Carol's ...»