Also see "Where to get it".

Other Vintage Model Yacht Groups
USA, Vintage Model Yacht Group

Model Yacht Clubs, UK
Clapham Model Yacht Club
Frensham Pond SC Model Sailing Group
Grimsby and Cleethorpes Model Boat Club
Gosport Model Yacht & Boat Club
Hampton Court Model Yacht Club
Harwich and Dovercourt Model Boat Club
Kensington, Model Yacht Sailing Association
Poole Radio Yacht Club

Model Yacht Clubs, outside UK
USA, Marblehead Model Yacht Club
New Zealand, Canterbury J-Class

Model Yachtsman and Canoeist magazine
This was a magazine sold monthly from 1884 to 1894, it is available on CD from Albert Strange web site. Scroll down the page and look on the right for the words "Model Yachtsman and Canoeist

Also, see "Where to get it".