Choose an application

• Reference Manager
• EndNote
• RefWorks (Direct export to RefWorks)

In 1777, the Danish astronomer Thomas Bugge (1740-1815) was appointed professor of mathematics and astronomy at the University of Copenhagen. Keen to modernize the existing observatory on top of the Round Tower, he travelled through Germany to Holland and England to learn more about the state of astronomy and instrument-making in these countries. During his tour he kept a journal in which he noted what he saw, whom he met and which books and instruments he bought. He also included dozens of sketches and drawings, which greatly add to the historical value of his manuscript.The document lay undi

Astronomical instruments --- Astronomy --- Instruments, Astronomical --- Optical instruments --- Physical instruments --- Scientific apparatus and instruments --- Space optics --- Instruments --- Bugge, Thomas, --- Travel. --- Germany --- Great Britain --- Netherlands --- The Netherlands --- Pays-Bas --- Países Baixos --- Holland --- Spanish Netherlands --- Pays-Bas espagnols --- Austrian Netherlands --- Pays-Bas autrichiens --- Oostenrijkse Nederlanden --- Southern Netherlands --- Pays-Bas méridionaux --- Zuidelijke Nederlanden --- Niderlandy --- Belanda --- Nederland --- Koninkrijk der Nederlanden --- Reino dos Países Baixos --- Royaume des Pays-Bas --- Kingdom of the Netherlands --- Países Bajos --- Holanda --- Nederlân --- Hulanda --- Beulanda --- Niderland --- Niderlande --- هولندا --- مملكة هولندا --- Mamlakat Hūlandā --- Olanda --- Payis-Bâs --- Países Baxos --- Aynacha Jach'a Markanaka --- Nirlan --- Niderland Krallığı --- Kē-tē-kok --- Landa --- Kerajaan Landa --- Нидерландтар --- Niderlandtar --- Нидерландтар Короллеге --- Niderlandtar Korollege --- Нідэрланды --- Каралеўства Нідэрланды --- Karaleŭstva Nidėrlandy --- Nederlands --- Niadaland --- Holandija --- Kraljevina Holandija --- Izelvroioù --- Нидерландия --- Niderlandii︠a︡ --- Кралство Нидерландия --- Kralstvo Niderlandii︠a︡ --- Països Baixos --- Нидерландсем --- Niderlandsem --- Нидерландсен Патшалăхĕ --- Niderlandsen Patshalăkhĕ --- Nizozemsko --- Paesi Bassi --- Regnu di i Paesi Bassi --- Iseldiroedd --- Nederlandene --- Niederlande --- Kéyah Wóyahgo Siʼánígíí --- Nižozemska --- Kralojstwo Nederlandow --- Madalmaad --- Ολλανδία --- Ollandia --- Hollandia --- Κάτω Χώρες --- Katō Chōres --- Βασίλειο των Κάτω Χωρών --- Vasileio tōn Katō Chōrōn --- Nederlando --- Reĝlando Nederlando --- Paisis Bajus --- Herbehereak --- Herbehereetako Erresumaren --- هلند --- Huland --- Niðurlond --- Háland --- Paîs Bas --- Neerlande --- Ísiltír --- Ríocht na hÍsiltíre --- Çheer Injil --- Çheer y Vagheragh --- Reeriaght ny Çheer Injil --- Tìrean Ìsle --- Hò-làn --- Недерлендин Нутг --- Nederlendin Nutg --- 네덜란드 --- Nedŏllandŭ --- Hōlani --- Nederlandia --- Pais Basse --- Regno del Paises Basse --- Нидерландтæ --- Niderlandtæ --- Нидерландты Къаролад --- Niderlandty Kʺarolad --- Konungsríkið Holland --- הולנד --- Holand --- ממלכת ארצות השפלה --- Mamlekhet Artsot ha-Shefelah --- Walanda --- Hollandi --- Нидерландла --- Niderlandla --- Нидерландланы Королевствосу --- Niderlandlany Korolevstvosu --- Néderlandzkô --- Нидерланд --- Iseldiryow --- Ubuholandi --- Ubuhorandi --- Nederilande --- Нидерланддар --- Niderlanddar --- Uholanzi --- Ufalme wa Nchi za Chini --- Нидерландъяс --- Niderlandʺi︠a︡s --- Нидерландъяс Корольув --- Niderlandʺi︠a︡s Korolʹuv --- Peyiba --- Holenda --- Keyatiya Nederlandan --- Payises Bashos --- פאייסיס באשוס --- Nīderlandeja --- Batavia --- Regni Nederlandiarum --- Nīderlandes Karaliste --- Nyderlandai --- Nyderlandų Karalystė --- Paixi Basci --- Paes Bass --- Ulanda --- Holland Királyság --- Keninkryk fan 'e Nederlannen --- Reino di Hulanda --- Холандија --- Кралство Холандија --- Kralstvo Holandija --- Pajjiżi l-Baxxi --- Hōrana --- Недерлатт --- Nederlatt --- Оцязорксши Недерлатт --- Ot︠s︡i︠a︡zorksshi Nederlatt --- Нидерландын Вант Улс --- Niderlandyn Vant Uls --- Tlanitlālpan --- Huēyitlahtohcāyōtl in Tlanitlālpan --- Eben Eyong --- Nederlaand --- オランダ --- Oranda --- オランダ王国 --- Oranda Ōkoku --- Ulanna --- Nethiland --- Nederlande --- Holandska --- Holland (Kingdom) --- Batavian Republic --- United Provinces of the Netherlands --- Alemania --- Ashkenaz --- BRD --- Bu̇gd Naĭramdakh German Uls --- Bundesrepublik Deutschland --- Deutsches Reich --- Deutschland --- Doitsu --- Doitsu Renpō Kyōwakoku --- Federal Republic of Germany --- Federalʹna Respublika Nimechchyny --- FRN --- German Uls --- Germania --- Germanii︠a︡ --- Germanyah --- Gjermani --- Grossdeutsches Reich --- Jirmānīya --- KhBNGU --- Kholboony Bu̇gd Naĭramdakh German Uls --- Nimechchyna --- Repoblika Federalin'i Alemana --- República de Alemania --- República Federal de Alemania --- Republika Federal Alemmana --- Vācijā --- Veĭmarskai︠a︡ Respublika --- Weimar Republic --- Weimarer Republik --- ХБНГУ --- Германия --- جرمانيا --- ドイツ --- ドイツ連邦共和国 --- ドイツ レンポウ キョウワコク --- Germany (East) --- Germany (Territory under Allied occupation, 1945-1955) --- Germany (Territory under Allied occupation, 1945-1955 : British Zone) --- Germany (Territory under Allied occupation, 1945-1955 : French Zone) --- Germany (Territory under Allied occupation, 1945-1955 : Russian Zone) --- Germany (Territory under Allied occupation, 1945-1955 : U.S. Zone) --- Germany (West) --- Holy Roman Empire --- Description and travel --- Deguo --- 德国 --- Gėrman --- Герман Улс