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Cover for J. Ballmann · The Full-color Guide to Marvel Silver Age Collectibles: from Mmms to Marvelmania (Paperback Book) [Second edition] (2014)

The Full-color Guide to Marvel S... (2014)

Cover for J Ballmann · The 1964 New York Comicon (Paperback Book) (2016)

The 1964 New York Comicon (2016)

Cover for J Ballmann · The Full-color Guide to Marvel Early Bronze Age Collectibles: from 1970 to 1973: Third Eye, Mego, F.o.o.m., and More (Paperback Book) (2015)

The Full-color Guide to Marvel E... (2015)