New York: AMS Press, (1971). 23 volumes. 8vo. Green cloth, stamped in yellow. Paginated variously. 1st AMS edition. Some volumes have foxing at top edge; else fine. 
Reprint of the original magazines issued in New York by the Baker Street Irregulars. Contains the Old Series from Vol. 1, No. 1 (1946) thru Vol. 1, No. 4 (1949) in four volumes + the New Series from Vol. 1, No. 1 (1951) thru Vol. 19, No. 4 (1969) in 19 volumes. Complete in 23 volumes. Extra shipping for this run.