Professor Cobbwell
Professor Cobbwell (Marvel) appears in 2 issues in grailworth's catalog, and was first published in 1963. Key issues with Professor Cobbwell include Amazing Spider-Man #2 (1963).
Key issues
Every appearance we value
Amazing Spider-Man (1963) 1 issue
Spider-Man: Chapter One (1998) 1 issue
Character appearances from the Grand Comics Database, CC BY-SA 4.0.