Useful Links

Antiquarian Horological Society (AHS) www.ahsoc.org 

British Horological Institute (BHI) www.bhi.co.uk 

National Association of Watch and Clock Collectors (NAWCC) www.nawcc.org


Worshipful Company of Clockmakers (WCC)  www.clockmakers.org


American watchmakers-clockmakers Association (AWI) www.awi-net.org 


American Watchmakers-Clockmakers Institute www.awci.com


Canadian Personal Property Appraisers Group (CPPAG)  www.cppag.com


Three O'clock Publishing www.grettonbook.com


From Shadows to Gears: The Engineering of Clocks Throughout History - NationwideLifts (elevators.com)