The AAVSO Annual Report for 2017-2018 has been published and is online. Both a high-resolution and a low-resolution version are available at https://www.aavso.org/annual-report.
The AAVSO Annual Report for 2017-2018 has been published and is online. Both a high-resolution and a low-resolution version are available at https://www.aavso.org/annual-report.