elementary school student writing equations on whiteboard, smiling over shoulder at camera - 量角器 個照片及圖片檔學校建築, 教育, 兒童
Engraving depicting a facial goniometer, used for measuring the angles of the profile. Dated 20th century.
Engraving depicting a facial goniometer, used for measuring the angles of the profile. Dated 20th century.頭骨, 測量工具
Use of a set square for artillery pointing , woodcut from La nuova architettura civile e militare, by Alessandro Capra, printed by Pietro Ricchina,...
Coloured frontispiece showing a number of mathematical instruments. At the top are three proportional compasses, beneath and to the right are several...
Brass rectangular protractor, made by Dollond of London. As well as the usual angular scale the instrument contains a diagonal scale for plotting...
Engraved trade card of Thomas Tuttell of Charing Cross, London, mathematical instrument maker to the king. Illustrated are scientific instruments...
Engraved trade card of Thomas Tuttell of Charing Cross, London, mathematical instrument maker to the king. Illustrated are scientific instruments...
Illustration from �Dictionnaire des sciences anthropologiques�, an anthropological dictionary which covered such subjects as anatomy, craniology,...測量工具, 人類頭骨
Illustration from �Dictionnaire des sciences anthropologiques�, an anthropological dictionary which covered such subjects as anatomy, craniology,...測量工具, 人類頭骨
Diagram showing measurement of the occipital angle using a goniometer. Illustration from �Dictionnaire des sciences anthropologiques�, an...人類頭骨, 測量工具
Diagram showing measurement of the jaw using a goniometer. Illustration from �Dictionnaire des sciences anthropologiques�, an anthropological...
Goniometer is an instrument for measuring angles, and was particularly applied in the field of crystallography. Arnould Carangeot invented the first...
George Adams was instrument maker to King George III, and produced a large number of different instruments including barometers, microscopes, prisms,...
Benito Mussolini using a goniometer to observe artillery shots during infantry and artillery exercises in Civitavecchia, Lazio, Italy, from...貝尼托·墨索里尼
workbench and cutting mat with a large smooth piece of brown leather, and tools for measuring cutting and stitching, leatherworking tools. - 量角器 個照片及圖片檔
Marty McLavey, left, Lisa Karnik and Todd Herrick use a gravity protractor mounted on a hinged board to determine height of rocket climb. Project...
Amy Huenerfauth tracks rocket with protractor to estimate its altitude during Cherry Creek High School study of the metric system. Miniature rockets...
