meridian instrument
31Guide meridian — Guide Guide, n. [OE. giae, F. guide, It. guida. See {Guide}, v. t.] 1. A person who leads or directs another in his way or course, as in a strange land; one who exhibits points of interest to strangers; a conductor; also, that which guides; a… …
32Etienne Lenoir (instrument maker) — Etienne Lenoir (1744 1832) was a French scientific instrument maker and inventor of the repeating circle .When hired by Jean Charles de Borda around 1772 to work on the reflecting circle , he was about thirty years old and nearly illiterate.… …
33transit instrument — 1. Astron. See meridian circle. 2. Survey. transit (def. 6a). [1805 15] * * * …
34Silvio Bedini — (January 17 1917 November 14 2007) was an American historian, specialising in early scientific instruments. He was Historian Emeritus of the Smithsonian Institution, where he served on the professional staff for twenty five years, retiring in… …
35Florence — Firenze and Florentine redirect here. For other uses, see Florentin, Florentine (disambiguation), Florence (disambiguation) or Firenze (disambiguation). Florence Firenze   Comune   …
36Palazzo Pitti — The Palazzo Pitti, in English sometimes called the Pitti Palace, is a vast mainly Renaissance palace in Florence, Italy. It is situated on the south side of the River Arno, a short distance from the Ponte Vecchio. The core of the present palazzo… …
37Yvon Villarceau — Antoine Joseph Yvon Villarceau (1813 ndash; 1883) was a French astronomer, mathematician, and engineer.He constructed an equatorial meridian instrument and an isochronometric regulator for the Paris Observatory.He wrote Mecanique Celeste. Expose… …
38Geophysikalisches Observatorium Apia — Das Samoa Observatorium der Königlichen Gesellschaft der Wissenschaften zu Göttingen wurde 1902 in der Kolonie Deutsch Samoa bei Apia auf Anregung von Emil Wiechert durch Otto Tetens errichtet. Es war unter anderem mit einem astatischen Pendel… …
39Olaf Christensen Römer — Ole Rømer Olaf Christensen Römer (* 25. Septemberjul./ 5. Oktober 1644greg. in Aarhus; † 19. September 1710 in Kopenhagen)[1], auch Ole oder Olaus mit Vor , sowie R …
40Olaf Römer — Ole Rømer Olaf Christensen Römer (* 25. Septemberjul./ 5. Oktober 1644greg. in Aarhus; † 19. September 1710 in Kopenhagen)[1], auch Ole oder Olaus mit Vor , sowie R …
