1980 | King of Prussia, PA | Pennsylvania Clocks |
1981 | Rockford, IL | Watches and Clocks |
1982 | Sturbridge, MA | New England Handcrafted Clocks and Watches |
1983 | Lancaster, PA | Pennsylvania Horology |
1984 | Hartford, CT | The Great Horological Transition: Handcrafting to Manufacture |
1985 | Portland, OR | British Horology: 1650-1775 |
1986 | Dearborn, MI | Horology & Transportation |
1987 | Rochester, NY | Upper New York State Clocks |
1988 | Santa Monica, CA | French Horology |
1989 | Washington, DC | Public Timekeeping |
1990 | Houston, TX | The Evolution of Mass Production in Horology |
1991 | Fort Mitchell, KY | Midwestern Horology |
1992 | Cleveland, OH | Precision Timekeeping |
1993 | Cambridge, MA | The Longitude Symposium |
1994 | Toronto, Ontario, Canada | Canadian Horology |
1995 | Harrisburg, PA | American Tall Case Clockmaking |
1996 | Rockford, IL | Railroad Timekeeping |
1997 | Bristol, CT | Time and Time Again: Yankee Technology and Timekeepers for the working man |
1998 | Williamsburg, VA | Southern Horology |
1999 | Minneapolis, MN | Vienna Regulators |
2000 | London, England | 1000 Years of British Timekeeping |
2001 | Convington, KY | The Wristwatch-Timepiece of the 20th Century |
2002 | Boxborough, MA | Boston: Cradle of Industrial Watchmaking |
2003 | St. Louis, MO | The Torsion Pendulum Clock and Its Place in Horology |
2004 | Portland, OR | Horology and Science |
2005 | Houston, TX | Inventions and Inventors in American Horology |
2006 | Cleveland, OH | American Watchmaking II: From Craft to Industry |
2007 | York, PA | The Impact of Mass Production on the American Clock Industry |
2008 | Springfield, IL | Electric Horology |
2009 | No Symposium | |
2010 | Williamsburg, VA | On Conservation, Restoration, and Repair |
2011 | Hebron, KY | Ohio Horology |
2012 | Bloomington, MN | Carriage Clocks |
2013 | Pasadena, CA | Time for Everyone |
2014 | Ft. Lauderdale, FL | Beauty, Precision and Craftsmanship of French Clocks |
2015 | Houston, TX | Mechanical Music and Marvel |
2016 | Winterthur, DE | Clocks at Winterthur |
2017 | Boston, MA | Horology in Art |
2018 | Dearborn, MI | Cars, Clocks, and Watches |
2019 | Nuremberg, Germany | Time Made in Germany |
2020 | No Symposium | |
2021 | Philadelphia, PA | Horology 1776 |
2022 | New York City, NY | Horology’s Great Collectors |
2023 | Lancaster and Columbia, PA | Lancaster Legacy |