- Back
-
Title: Specimen of steel produced by the Basic or Thomas Gilchrist [Go to resource]
Description: Specimen of steel produced by the Basic or Thomas Gilchrist process, 1887, piece of 1/2" brass tubing 5 3/4" long, filled with metal License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Source: Science Museum Identifier: 1887-259/3 Go to resource More Like this...
[Edit] - Back