Important note: Most of these instruments are not in the Adler collection (which you can find more information about here). We know nothing about them beyond the information returned by searching this database. You may be able to learn more by contacting the institutions in the "Instruments" column, or by consulting the "References" listed.
Your search for signatures starting with U yielded 30 entries. Displaying entries 1–30.See an error? Suggest a correction!
| Signature | Maker Info | Instruments | Comments | Location | References |
| U.P. | Austria, 1600, MIM | Horary Quadrant, 1600 = Melk Stift. | for lat. 48°. | Zinner 1. | |
| U.S. | Germany, fl.1582-87, MIM | Diptych Sundial, 1582 = D.(1976); String-gnomon Sundial, 1587 = Koller 11/17/75; Horizontal Sundial, 1586 = Lempertz 6/14/76; Astronomical Compendium = DRE (lost). | Ulrich Schniep ? | Brieux 3; RSW. | |
| U.W.W. | England, c.1900, MIM | Rolling Parallel Rule = D.(1972). | Birmingham. | Moskowitz 104. | |
| UL. KL. | see Ulrich Klieber 3. | Zinner 1. | |||
| ULMER, J.C., CO. | USA, MIM SIM | Wye Level = GUR. | Cleveland, Ohio. | USNM. | |
| ULPIUS, EUPHRONSYNUS | Italy, 1542, MIM | Terrestrial Globe, copper, 1542 = New York Historical Society. | artist and engraver; D.J. Price thought he was Volpaia; Maccagni and Yonge said that his name was also known as Vulpius or Volpaia; possible that he could be Euphrosynus Vulparia? | Rome; Venice. | Price 2 (1964); Maccagni 1; Yonge; RSW. |
| UMFREVILLE, C.H. | England?, 19th Century, NIM | Sextant = Phillips 2/2/84. | RSW. | ||
| UNDERHILL, JOHN | England, MIM | Magnetic Compass = Christie-SK 10/6/83. | Wolverhampton. | RSW. | |
| UNDERHILL, T. | England, PHIM | Wheel Barometer = X. | might be Thomas Underhill, which see. | 4 Old Mill Gate, Manchester. | Goodison 1. |
| UNDERHILL, THOMAS | England, c.1841, MIM PHIM | 70 Bridge Street, Deansgate, Manchester. | Goodison 1. | ||
| UNSELD, JOHANN MARTIN | Germany, 1685- 1765, MIM | Protractors = ADL-M110, STU, OXF; Sectors = ULM, Bautzan Stadtmuseum. | the sector in the Bautzen Stadtmuseum was made in Augsburg; all the other instruments listed were made in ULM. | Ulm; Augsburg. | Zinner 1; Engelmann 1; Michel 3; ADL; RSW. |
| UPPIFRAN, SEDD | Sweden, MIM | Gauge = STK. | Sedd Uppifrän. | RSW. | |
| UPSON NUT CO. | USA, c.1860, MIM | Rule, wood = D.(1976). | Philip E. Stanley; RSW. | ||
| UPTON, NATHANIEL | England, c.1675, MIM | apprenticed by turnover to John Nash 1 of the Clockmakers' Company on Jan. 18, 1675 for eight years. | London. | J. Brown 3. | |
| URBINAS | see Balthassar Lancaeus. | RSW. | |||
| URE, WILLIAM | Scotland, fl.1812-22, MIM PHIM | Wheel Barometer = X. | the barometer is signed "W. Ure, Glasgow"; also see William Ure and Son. | 15 Deanside Lane (1812-18); 40 Stockwell (1819-22); both in Glasgow. | Goodison 1. |
| URE, WILLIAM, AND SON | Scotland, fl.1822-40, MIM PHIM | 40 Stockwell (1822-23); 85 Candleriggs (1824-25); 40 Candleriggs (1826-29); 120 Brunswick Street (1830-35); 109 Candleriggs (1831-35); 3 Brunswick Court (1837-40); all in Glasgow. | Goodison 1; Taylor 2(2266). | ||
| URIENT, JAKOB | Germany, 1724, MIM | Horizontal Sundial, 1724 = Linz Staatsgymnasium; Universal Ring Sundial = Linz Staatsgymnasium. | Jesuit. | Zinner 1. | |
| URINGS, JOHN 1 | England, fl.1709-38, MIM | apprenticed to Grace Wells in the Joiners' Company, May 28, 1702; free of the Company on Oct. 4, 1709; took apprentices; father of John Urings 2 and Robert Oulton Urings; author. | East Smithfield, London. | Crawforth 7. | |
| URINGS, JOHN 2 | England, fl.1738-72, MIM NIM OIM | Backstaves = D.(1983)(1751), Abroath Museum (1752); Hadley's Quadrants = PEA (2), NMM, D.(1989), FRK = Soth. 3/25/86; Octant, 1763 = KRO; Microscope = LEY; Telescope, Gregorian = LEY; Sundial, round = Soth. 12/16/63 # 127. | son of John Urings 1; brother of Robert Oulton Urings; free of the Joiners' Company by Patrimony on reports of Francis Taylor and Charles Crick on Aug. 1, 1738; took over an apprentice from Barbara Gilbert, widow of John Gilbert 1, in the Grocers' Company, Feb. 5, 1752; ship chandler; author | St. Catherines (1738); Minories; at ye Hermitage (1751); 174 Fenchurch; at ye Hermitage, Catterns (St. Catherine) (1757-72); all in London. | Taylor 2(315); Crawforth 7; NMM 2; Moskowitz 120; Wynter; Brewington 1; Clay and Court; Daumas 1; J. Brown 1; RSW. |
| URINGS, ROBERT | England, c.1766, MIM | possibly Robert Oulton Urings. | Liverpool (1766). | Crawforth 7. | |
| URINGS, ROBERT OULTON | England, fl.1738-1810, MIM | apprenticed to his father, John Urings 1, or to his brother, John Urings 2, in the Joiners' Company; listed as a mathematical instrument maker in 1750; possibly Robert Urings of Liverpool (1766). | London ?; Liverpool ? | Crawforth 7. | |
| USSLAUB, DAVID | Germany, MIM | Magnetic Declination Instrument = FLO. | possible alternate spelling is Utzlaub. | Michel 3. | |
| USTONSON, JOHN | England, OIM | apprenticed to Onesimus Ustonson, a fishing-tackle maker, in the Merchant Taylors' Company. | London. | Crawforth 7. | |
| USTONSON, ONESIMUS | England, | a fishing-tackle maker in the Merchant Taylors' Company, he took John Ustonson (OIM) as an apprentice. | London. | Crawforth 7. | |
| UTZSCHNEIDER UND FRAUENHOFER | Germany; Austriafl.1824-26, MIM OIM | Telescopes = DRE, Madrid Observatory, Versailles 4/17/83, Soth. 4/24/1845; etc.; Universal Instrument = WHI. | Joseph von Utzscheider and Joseph von Frauenhofer. | Munich; Benediktbeuren. | J.A. Bennett 2; G.L'E. Turner 24; USNM; Bryden 9; RSW. |
| UTZSCHNEIDER UND LIEBHERR | Germany, 1814-24, MIM OIM SIM | Joseph von Utzschneider and Joseph Liebherr. | Munich. | G.L'E. Turner 24; J.A. Bennett 2. | |
| UTZSCHNEIDER, JOSEPH VON | Germany, 1763-1840, MIM OIM SIM | partner in Reichenbach, Utzschneider und Liebherr, 1807-14; Utzschneider und Liebherr, 1814-24; Utzschneider und Frauen- hofer, 1824-26; resigned from the original Munich Institute in 1814; firm became Merz, Utzschneider and Frauenhofer from 1826 to 1839. | Munich; Benediktbeuren. | G.L'E. Turner 24; J.A. Bennett 2. | |
| UTZSCHNEIDER, REICHENBACH & FRAUENHOFER | Germany, fl.1809-14, MIM OIM SIM | Joseph von Utzschneider, Georg von Reichenbach and Joseph von Frauenhofer. | Benediktbeuern. | J.A. Bennett 2. | |
| UTZSCHNEIDER, REICHENBACH UND LIEBHERR | Germany, fl.1806-09, MIM OIM SIM | Joseph von Utzschneider, Georg von Reichenbach and Joseph Liebherr. | Munich. | J.A. Bennett 2; G.L'E. Turner 24; Repsold. |
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