Show Modern Suit A modern diving suit is a rigid case of aluminum alJo alloy with mova mova- movable movable ble arms and and legs in which the pres pros I g sure Is the same at all Ill times thus making it unnecessary o for the diver to be lowered or raised by slow sta stages cs It has bas no outside e air supply The air In It can be breathed lcd over and over oyer a again aln as the carbonic acid add is jg automatically removed An Au Instrument Instrument instrument ment contains a n telephone depth meter thermometer and amI a a. compass Colliers Collier's Weekly I |