I'm not actually sure , Sorry
Come on, guys! Where's your inner Schmoelock Holmes?
The title is "Arnold's Lucky Seven?" and is reported by "MMI Correspondent."
So, once we eliminate the impossible, whatever remains, no matter how improbable, must be the answer.
Hence, it's from:
Muscle Mag INTERNATIONAL, March 1981 (No. 23)Contents Inlude:
SERGIO OLIVA NEW WORLD CHAMP.
Plus, ARNOLDS LUCKY SEVEN? Also, 1980 OLYMPIA PICTORIAL REVUE.https://www.worthpoint.com/worthopedia/muscle-mag-international-1981-sergio-467355397Elementary, dear Getbiggers.