The Magazine of Fantasy and Science Fiction: October 1968 (Volume 35, Number 4)
Cover by Ron Walotsky (for "The Fangs of the Trees.")

Novelets: "The Meddler" by Larry Niven
"The Fangs of the Trees" by Robert Silverberg.

Stories: "Time Was" by Phyllis Murphy
"The Wide World of Sports" by Harvey Jacobs
"Coffee Break" by D. F. Jones
"Try a Dull Knife" by Harlan Ellison
"Segregationist" by Isaac Asimov (reprint from Abbottempo, published by Abbott Laboratories)
"The Ghost Patrol" by Ron Goulart (a "Max Kearny" tale.)

Article: "Possible, That's All!" by Arthur C. Clarke.

Science: "Little Found Satellite" by Isaac Asimov.