EditorialAstronomie, Instrumens, Micrometre, Astronomy, micrometer, Signed: Benard Direx, Pl. 17, after p. 14, Benard (dir.), Denis Diderot; M. d'Alembert: Encyclop?die, ou dictionnaire raisonn? des sciences, des arts et des m?tierss, des arts et des m?tiers. G...
EditorialAstronomy, Instrumens, Micrometer Suite, Astronomy, Components of a Micrometer, Signed: Benard Direx, Pl. 18, after p. 14, Benard (dir.), Denis Diderot; M. d'Alembert: Encyclop?die, ou dictionnaire raisonn? des sciences, des arts et des m?tierss, des a...
EditorialAstronomy, Instrumens, Micrometer Quarter Circle Mobile, Astronomy, micrometer of a quadrant, Signed: Benard Direx, Pl. 16, after p. 14, Benard (dir.), Denis Diderot; M. d'Alembert: Encyclop?die, ou dictionnaire raisonn? des sciences, des arts et des m...
EditorialGlobe of the Moon. A globe representing the visible surface of the moon, constructed from triangles measured with a micrometer. [London?] : J. Russell, 1797. 1 globe : col., on metal stand with metal meridian ring, hour ring and miniature terrestrial g...
EditorialGlobe of the Moon. A globe representing the visible surface of the moon, constructed from triangles measured with a micrometer. [London?] : J. Russell, 1797. 1 globe : col., on metal stand with metal meridian ring, hour ring and miniature terrestrial g...
EditorialGlobe of the Moon. A globe representing the visible surface of the moon, constructed from triangles measured with a micrometer. [London?] : J. Russell, 1797. 1 globe : col., on metal stand with metal meridian ring, hour ring and miniature terrestrial g...
EditorialGlobe of the Moon. A globe representing the visible surface of the moon, constructed from triangles measured with a micrometer. [London?] : J. Russell, 1797. 1 globe : col., on metal stand with metal meridian ring, hour ring and miniature terrestrial g...
EditorialGlobe of the Moon. A globe representing the visible surface of the moon, constructed from triangles measured with a micrometer. [London?] : J. Russell, 1797. 1 globe : col., on metal stand with metal meridian ring, hour ring and miniature terrestrial g...
EditorialGlobe of the Moon. A globe representing the visible surface of the moon, constructed from triangles measured with a micrometer. [London?] : J. Russell, 1797. 1 globe : col., on metal stand with metal meridian ring, hour ring and miniature terrestrial g...
EditorialOptical micrometers including Dr. Nevil Maskelyne's, Mr. Edward Troughton's and Dr. William Herschel's lamp micrometer. Copperplate engraving by Wilson Lowry after a drawing by J. Farey Jr. from Abraham Rees' Cyclopedia or Universal Dictionary of Arts,...