Title

A microfilter: filar position-Micrometre, the type in general use in the late 19th century

Caption

Engraving depicting a microfilter: filar position-Micrometre, the type in general use in the late 19th century. Dated 19th Century

Date

19th century

Credit line

Photo12/Ann Ronan Picture Library

Reference

ARP23A16_144

License type

Rights managed

Available size

60.0Mb (2.7Mb) / 14.0in x 16.7in / 4192 x 5003 (300dpi)

Keywords

19th Century Engraving Engraved Illustration Illustrated Microfilter Filter Filar Position-Micrometre Micrometre History of Physics Physics History of Science Science 19th Century