Caption: Book - Pictorial Guide to College of Engineering (1919) This is a reduced-resolution page image for fast online browsing.
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ra o a a1 CD C/3 Iliiliitir ,. . , - . - . , . . . ' - . - - ! o • • • LABORATORY . . .• mull t-l 03 >H VENTILATION AN interesting collection of safety lamps is here shown with the devices for testing them. Through the open door at the left is a dark room in which are appliances for measuring the candle power of mine lighting devices. W PL, bjO r/j CU r/i 01 £ o 4-> o ON ON O o a r t> H > PQ * r3 Ti r/j O 3 t& b*~ ' cu ft bjO cu rj W CTJ 2 G 8.2 CU 3 b *• - * .a Pit § ^ <s V E N T I L A T I O N AND M I N E GAS LABORATORY THIS includes a small mine fan and various appliances for measuring air currents, for analysing mine gases, and for testing the explosibility of"coal'dust. D E P A R T M E N T OF M I N I N G ENGINEERING
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