Uitgevers Gemstone Publishing

Cover for Robert M. Overstreet · Overstreet Comic Book Price Guide Volume 51 (Paperback Book) (2021)

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Cover for Robert M. Overstreet · Overstreet Comic Book Price Guide Volume 52 (Paperback Book) (2022)

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Cover for Robert M. Overstreet · Overstreet Comic Book Price Guide Volume 53 (Paperback Book) (2023)

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Cover for Robert M. Overstreet · Overstreet Comic Book Price Guide Volume 54 (Hardcover) (Hardcover Book) (2024)

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Cover for Anthony Del Col · Kill Shakespeare: First Folio (Paperback Book) (2024)

Kill Shakespeare: First Folio (2024)

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Cover for Anthony Del Col · Romeo vs. Juliet: A Kill Shakespeare Adventure (Paperback Book) (2025)

Romeo vs. Juliet: A Kill Shakesp... (2025)

Anthony Del Col