When Ben Bova sold his original original science fiction anthology The Many Worlds of Science Fiction in 1969, he invited Robert Silverberg to contribute to it. Silverberg penned "Something Wild Is Loose" in the final weeks of 1969, just after completing his psychedelic SF novel Son of Man.
The Madness of Cthulhu Anthology
Arthur C. Clarke, Robert Silverberg, Caitlin R. Kiernan, John Shirley
book
Needle in a Timestack
Robert Silverberg
audiobook
X MINUS ONE : SEASON THREE
Ray Bradbury, Isaac Asimov, Clifford D. Simak, Ernest Kinoy, Frederik Pohl, Fritz Leiber, George Lefferts, J.T. McIntosh, James Blish, L. Sprague de Camp, Philip K Dick, Poul Anderson, Robert A. Heinlein, Robert Block, Robert Sheckley, Robert Silverberg, Theodore Sturgeon, Thomas Godwin, William Tenn
audiobook
The Happy Unfortunate
Robert Silverberg
audiobookbook
The World Inside
Robert Silverberg
audiobook
The Book Of Skulls
Robert Silverberg
audiobook
Black Cat Weekly #146
Art Taylor, Billie Livingston, Wil A. Emerson, Robert Silverberg, Hal Charles, Stephen Marlowe, Otis Adelbert Kline, E.. Hoffmann Price, G. D. H. Cole, P.F. Costello
book
An Enemy of Peace
Robert Silverberg
book
Black Cat Weekly #142
Donna Andrews, Hal Charles, Andrew Welsh-Huggins, Pierre Souvestre, Allain Marcel, Mack Reynolds, Henry Slesar, Robert Silverberg, Frank Herbert, Thea von Harbou
book
Black Cat Weekly #141
Veronica Leigh, Aeryn Rudel, Vinnie Hansen, Robert Silverberg, Randall Garrett, Lester del Rey, Frank Kane, Hal Charles, Seabury Quinn, Gore Vidal
book
The Girl from Bodies, Inc.
Randalll Garrett, Robert Silverberg
book
Black Cat Weekly #120
Janice Law, Eve Fisher, Joseph Walker S., Hal Charles, Robert Silverberg, Ron Goulart, Alan J. Wahnefried, Evelyn E. Smith, Sir Arthur Quiller-Couch
book