Here are some links you may find useful/interesting:
The Belleek Collectors Club
The most logical link we can think of, given the historical connection between Goss and Belleek.
Shelley Group
Club website for collectors of Shelley and Wileman china.
Carlton Ware Collectors Club
Set up to record the legacy of pottery made by Wiltshaw & Robinson and Carlton Ware from 1890 to 1989, with emphasis on the many designers whose work made the pottery so appealing.
http://www.carltonwareworld.com/
Mauchline Ware Collectors Club
Club website for Mauchline Ware collectors, covering all things Mauchline.
The Heraldry Society
An educational charity founded in 1947, to increase and extend interest in and knowledge of heraldry, armory, chivalry, genealogy and allied subjects.
https://www.theheraldrysociety.com/
The Heraldry Society of Scotland
Founded in 1977 to promote the study of heraldry and encourage its correct use in Scotland and Overseas.
http://www.heraldry-scotland.co.uk/
Potteries Heritage Society
An independent group of individuals and organisations who care about the towns and places that make up the City of Stoke-on-Trent, its history and its future.