By popular demand! A set of twenty pdf commemorative posters exhibited at AAVSO Headquarters is available for downloading from our ftp site.
The posters show portraits of the AAVSO's Directors, Presidents, Secretaries, Treasurers, Council members, and Staff from 1911 to 2011, and the top Visual, CCD, PEP, and Photographic/Photovisual observers.
Note: years shown prior to 1949 are as found in available archival records and may not be definitive.
Committee Years Chair; co–chair
Auroral 1940–1948 Edward A. Halbach
1951–1954 Donald S. Kimball
Cataclysmic Variable 2008– Mike Simonsen; Gary Poyner
Charge-Coupled Device (CCD) 1992–1994 Priscilla J. Benson
1994–1996 Priscilla J. Benson; Gary Walker