Welcome to Geometricum

Alidade by Bartenschlager, Schaffhausen, ca. 1760 for sale, see my Blog


Roman Divider in Bronze for sale.

see my Blog

17th century Silver Sector by Butterfield a Paris for sale.

see my Blog

15th century Fruit Wood Divider for sale.

see my Blog

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

A selection of objects for sale

Graphometer 17th century

Scale by Ertel

Currently in auction

Ricardo Auctions
Ricardo Auctions

Non object on sale in auction.