Bibliography Details
Langlotz, Ben. Online forum posting. Antique Telescope Society Forum, March 11, 2019. https://ats-forum.groups.io/g/ATS-Forum/message/39263.
The following is a complete listing of all citations using this source:
Langlotz, Ben. Online forum posting. Antique Telescope Society Forum, March 11, 2019. https://ats-forum.groups.io/g/ATS-Forum/message/39263.
The following is a complete listing of all citations using this source: