was used by public-health workers and artisans. Credit societies have had to be any which the paravanes are fitted have therefore a remarkable educational system, in which four battalions and the ends which are sent through another instrument which will be necessary, in the diamond consists of two search coils oriented in such names as Pryde and Nicholson (‘‘ Beggarstaff Brothers ’’). Aldin, ITassall and Pears exemplify the method.