Science and Technology № 48

1syuzh. - Die casting of light non-ferrous metals and alloys: casting process with explanatory captions. 2syuzh. - Production of glipite (cement obtained from clay by the All-Union Institute of Building Materials). 3syuzh. - The use of log roads for timber removal: a log road from the timber; the movement of carts with a forest on a blurred road. 4syuzh. - The work of the ditch railway. e. machines: a ditch machine, coupled to a steam locomotive, levels the canvas.

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