Electronic: Transferware Collectors Club. Transferware Collectors Club Database of Patterns & Sources. Transferware Collectors Club 03/13/2024 https://www.transferwarecollectorsclub.org/members/database
• Published: Included under pattern name "Chess Battle" (alternate names: Chess Players; Chess) and pattern no. 6027. Maker listed as William Adams IV & Sons, Greenfield, Tunstall, Staffordshire, 1834-64.Book: Williams, Petra. 1978 Staffordshire Romantic Transfer Patterns. 1.
• Description of the same pattern on a bowl marked Adams: p 479.