The Magazine of Fantasy and Science Fiction: January 1969 (Volume 36, Number 1)
Cover by Gahan Wilson (for "Santa Claus vs. S.P.I.D.E.R.")

Novelets: "A Meeting of Minds" by Anne McCaffrey
"Santa Claus vs. S.P.I.D.E.R." by Harlan Ellison.

Stories: "Black Snowstorm" by D. F. Jones
"Unidentified Fallen Object" by Sydney Van Scyoc
"How I Take Their Measure" by K. M. O'Donnell (Barry N. Malzberg)
"The Legend and the Chemistry" by Arthur Sellings

Science: "Dance of the Satellites" by Isaac Asimov.