
Sujet
A microfilter: arrangement of wires in a filar position-Micrometre, the type in general use in the late 19th century
Légende
Engraving depicting a microfilter: arrangement of wires in a filar position-Micrometre, the type in general use in the late 19th century. Dated 19th Century
Date
19e siècle
Crédit
Photo12/Ann Ronan Picture Library
Notre référence
ARP23A16_143
Licence
Droits gérés
Format disponible
60,0Mo (2,4Mo) / 59,9cm x 25,1cm / 7070 x 2966 (300dpi)