Gregorian telescope
Gregorian telescope is a reflecting telescope or astronomical instrument.
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 reflecting telescope
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
“Gregorian telescope”, English Wikipedia, consulted as further reading
Consult the sourcereference work · Reputable secondary · Wikidata
Wikidata, structured authority record Q742318: Gregorian telescope
Consult the source