Special Sessions at HAD Meetings
Got Stuff? How We Deal with Possible Astronomical Heritage Material
A New Observatory Is Coming to Your Neighborhood (Interactive Activity)
Centennial of an Eclipse: The 1922 Expedition that Clinched the Case for General Relativity
January 2021
Virtual meeting; no special sessions
Centennial of Eddington's Solar-Eclipse Tests of Einstein's General Relativity
IAU-100: Celebrating One Hundred Years of Astronomy
The Bicentennial of the Royal Astronomical Society
The Spitzer Observatory: The evolution of a space mission from initial idea, through years of competition and debate, followed by arduous solution of technical problems before launch and the acquisition of novel astronomical data
The Future of Astronomy's Archived Observations –An Open Discussion
Presentation of the Osterbrock Prize and memorial to Prof. Donald Osterbrock
Infrared Astronomy from Above the Atmosphere
A Celebration of the Centenary of Einstein's General Relativity
The Impact of the Great War on Astronomy and Other Sciences
Ideas of Evolution Inside and Outside of Astronomy during the Long 19th Century
Preserving the Material Legacy of the American Observatory Movement
History of Solar Physics
Origin of Structure and the Expanding Universe
From Barnard's Star to the Kepler Mission: Searching for Low Mass Companions to Stars
Making Astronomy Public
Preservation of Astronomical Heritage and Archival Data
Fifty Years of Celestial X-ray Astronomy [with HEAD]
Transits of Venus: Looking Forward, Looking Back
Funding Astronomy in the Post-World War II Era
Women in the History of Variable Star Astronomy
Variable Star Astronomy in Theory and Practice
The Astronomical Contributions of the Herschel Family
Neptune after One Orbit: Reflections on the Discovery of a Planet
The First Century of Astronomical Spectroscopy
History of the Telescope
Photometry: Past and Present
Photometry: Past and Present (continued)
The International Geophysical Year and the Dawn of Space-Based Astronomy
Astronomy at the Time of Jamestown and its Role in the Exploration of America
January 2007
Special Session
Case Studies in How 20th Century Observatory Directors Got Chosen
January 2006
Preservation of Historical Archives
January 2005
Centennial Celebration of Mount Wilson Observatory
January 2004
January 2003
Special Topics in the History of Astronomy
January 2002
New Views of Historical Research in the 21st Century
Some Controversies in the History of Astronomy
January 2001
January 2000
June 1998