'Clocks' is a monthly magazine which is independent of any organisation, catering for enthusiasts, collectors and professional clock makers, with articles, regular columns, auction news and letters concerned with clocks and watches. Laurie Penman has a regular column (Penman�s Design & Build) and also occasionaly contributes a short series of articles. The editor is John Hunter.

subscriptions@Clocksmagazine.com

The official organ of the American Watchmaker-Clockmaker Institute (AWCI) contains articles and columns on the collection, repair and understanding of clocks and watches, and information on the many classes that are made available to members throughout America and the World. Laurie Penman is a regular contributor and an Education Partner. The editor is Donna Baas dbaas@awci.com. AWCI has an extensive library that is available to members either  by visits or by mail. contact Sally Landis slandis@awci.com 

Check out CC21 for details of the certification process. Laurie Penmans Correspondence Course supplies information and tuition on the skills and knowledge expected for the CC21. The watch maker certification CW21 is catered for by a series of classes given by Tom Schomaker tschomaker@awci.com

An essential part of the certification is the study of the Clock Standards and Practices which can be found at : 

The official organ of the British Horological Institute (BHI) contains articles and columns on the collection, repair and understanding of clocks and watches, and information on the many classes that are made available to members throughout the World.