Catalogue
57 of 655 records previous / next
Early Experimental Coherer, c. 1902
Inventory Number: 19433
Date: c. 1902
Maker Details: Unknown
Inscription: None
Size: 80 mm in overall length (excluding end wires)
Materials: Glass, copper, cork, iron, assorted metals.
Other Given Number(s): Christie's 17.
Notes:
Early Experimental Coherer, made between 1899 and 1905. Basic coherer in open-ended cylindrical glass tube (of test tube-type style) with single copper connection wires exiting from each end. With two metal discs attached to cork in tube centre, with iron fillings.
57 of 655 records previous / next
Record mode: Basic | Medium Images | Large Images | Documents (1)