Dobsonian telescope
Dobsonian telescope is a Newton telescope.
Overview
Catalogue entries for instruments state maker, signature, completeness and working condition. VALÉORINE records this subject so that lots referring to it can be described consistently.
In detail
type of Newtonian telescope popularized by John Dobson
Sources
Each source is named with the standing the house places on it, so the evidence can be weighed rather than taken on trust.
reference work · Reputable secondary · Wikipedia
“Dobsonian telescope”, English Wikipedia, consulted as further reading
Consult the sourcereference work · Reputable secondary · Wikidata
Wikidata, structured authority record Q1430326: Dobsonian telescope
Consult the source