Join us for an evening of short presentations of various interesting topics by OCA members.

David Pearson - Virtual Dobsonian Telescope Making

Michael Beckage - Recount of a Travel Quest tour to Alaska to view and photograph the aurora borealis. The leader for the trip was noted photographer Dennis Mammana (http://www.dennismammana.com/index.html).
 
John Pearson - Astronomical research for a PhD thesis involving the study of the solar corona by direct photography during the Lick Observatory eclipse expeditions from 1889 to 1932