chipdatajeffb:
Solar observing on the cheap: 2: ESP 2003
chipdatajeffb:
Solar observing on the cheap, 1: ESP 2003
chipdatajeffb:
Solar Observing, 2nd afternoon, ESP 2003
chipdatajeffb:
Setting Up at ESP 2003
chipdatajeffb:
Fall/Late-Summer Milky Way