Global usage for "Fáìlì:Refraktor Wien Kerschbaum 1.jpg"
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Ìlò ní an.wikipedia.org
Ìlò ní ar.wikipedia.org
Ìlò ní ca.wikipedia.org
Ìlò ní ckb.wikipedia.org
Ìlò ní de.wikipedia.org
- Sternwarte
- Universitätssternwarte Wien
- Liste der größten optischen Teleskope
- Sir Howard Grubb, Parsons and Co.
- Benutzer:Elrond/List of largest optical refracting telescopes
- Wikipedia Diskussion:Hauptseite/Artikel des Tages/Archiv/Vorschläge/2019/Q4
- Wikipedia:Hauptseite/Archiv/29. Dezember 2019
Ìlò ní el.wikipedia.org
Ìlò ní en.wikipedia.org
- List of largest optical refracting telescopes
- Refracting telescope
- Vienna Observatory
- Grubb Parsons
- Great refractor
