Welcome to Geometricum
All objects are for sale
Old Scientific Instruments from 15th to 18th Century
Dividers, Drawing Instruments, Surveying Instruments and others.
Sold objects are listed here
Old Scientific Books from 15th to 19th Century
Practical Geometry, Surveying, Tables
Complete book collection is sold - see details
New objects in Auction by Ricardo - see end of page
ed Lot of 18. Drawing Sets by Kern or Gysi, Switzerland. new price
Fruit Wood Divider with Arc, Baroque, 17 or 18th century, 92 cm.
Brass Graphometer by Esser early 19th century.
Planimeter by Kern & Cie Aarau, Suisse, German Silver, early 20th century.
Small Brass Divider with Arc, 19th century, 9 cm.
Small Iron Divider, 17th Century, 22 cm.
Drawing Set, 19th century, in wooden Box, 21 x 8 cm
Iron and Brass Divider, 16th century, 18 cm
Iron Divider, 16th Century, 15 cm, with Ring Holder
Set of 3 Dividers in German Silver and Alu, 19th and 20th Century. 8.5 cm, 13.0 cm, 14.6 cm
Reduction compass in Brass, German, 19th century, 22.5 cm.
English Drawing Set in fishskin Box, 1815, 16.5 x 5 x 2 cm
English Drawing Set in fishskin Box, late 18th century, 17.5. x 8.0 cm.
Byzantine Wight, 6./9. Century, in Bronce.
Folding Square by Butterfield, Paris, ca. 1710.
Brass Sector by t. Wright, London, ca. 1715 - 1746.
Iron Divider, marked SH, 17 cm, 17th century, see my Blog
Big Globe Head Divider in Brass and Iron, Museum Quality, 16th century.
Astrological Ring, 75 mm, in silver and gilded brass, early 19th century, for sale.
Astrolabe by Habermel c. 1600, recreation in Brass, for sale.
French sector by Cadot, 1738, for sale.
Graphometer, german or italien, 17th century, for sale, see my Blog
English Sector of 17th century, for sale, see my Blog
Alidade by Bartenschlager, Schaffhausen, ca. 1760, for sale, see my Blog
Roman Divider in Bronze, for sale.
15th century Fruit Wood Divider, for sale.
Currently in auction
All objects from my collection are for sale! Please contact me for questions.
Collection of links regarding scientific instruments in the Web: https://www.pinterest.com/geometricum/scientific-instruments-in-the-web/
