Good shots of processes involved in tin mining - gives an idea of the hard physical work involved.
Cornwall. "Tinstone (or "black tin" as the Cornish miners call it) is just plain tin ore when it comes up from the mines." C/U of a metal container of tin ore being lifted from interior of a mine. Low angle shot of ore rolling down a corrugated surface. "The first crushing." C/U of ore being shovelled into a crushing machine. M/S of man opening a hatch and ore pouring out into a metal container.
"- and then a long journey to the stamping and washing mill." M/S of men and young boys walking towards camera pushing along containers of ore. They are attached to some kind of overhead pulley system. The containers are given a push and a pulley system transports them up and away from the camera. L/S of the cable system - various shots of the ore being transported. As the containers turn a corner at the end of their journey, the workers tip them over using their bodies to force the heavy containers. C/U of ore being moved with a shovel. "Here it is stamped into a fine powder. A machine which is practically a large mechanically worked pestle and mortar does it." M/S of the grinding machine in operation.
"Finally a series of washing operations separate all the extraneous matter (sand, etc.)" High angle of the machines used to wash the tin - various shots. "and leaves the pure tinstone - ready for smelting." C/U of the tin being shovelled. C/U of man's hands as he picks up the tin and lets the particles run through his fingers.
Was an item in Eve's Film Review issue number 643.
Safety print exists.