Experimental briquette made from Yallourn brown coal, without binder, 25 May 1922.
This experimental briquette was made using a hand-powered hydraulic press in the Engineering Department laboratory, at the University of Melbourne, probably through the instigation of Hyman Herman, through arrangement with Professor Henry Payne. Herman was responsible for supervising the development of the Yallourn Open Cut Brown Coal Mine, following his appointment as Engineer-in-Charge of Brown Coal Research and Briquetting for the State Electricity Commission of Victoria (SECV) in 1920.

Physical Description

Cylindrical disc-shaped dark brown briquette, about 3-inches diameter, with convex domed top and bottom and straight-sided 1¼-inch high circumferential band around the middle. Paper inscription adhered to side of briquette.

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