History of Astronomical Devices
Event held on Nov. 15, 2022, 7:30 p.m. Eastern time
join us on Facebook or YouTube for a virtual presentation by E. C. Ambrose - "A Brief History of Astronomical Devices"
Are you organizing an event in the DC area related to astronomy, other sciences, engineering, or mathematics? If you think the Planetarium community would like to know about it, we'd love to promote it here. Please write to us with all the details.