Warriors and Wizards(1976)
(The third book in the Flashing Swords series)
An anthology of stories edited by Lin Carter
Two Yards of Dragon - Eudoric of Treveria by L. Sprague de Camp; The Frost Monstreme - Fafhrd and the Gray Mouser by Fritz Leiber; Spider Silk - a Witch World Tale by Andre Norton; The Curious Custom of the Turjan Seraad - Almalric the Mangod by Lin Carter; and Caravan to Illiel - The Sage of Corydon by Avram Davidson.
Used availability for Lin Carter's Warriors and Wizards
August 1976 : USA Paperback