. Thus the stoker can beadjusted to meet the varying demands for steam, therequired speed of the grate, and the necessarydraught. The side and back air seals and the arrangementof the sliding door prevent all air leakage, thus en-suring all the air passing through thegrate, giving the maximum… … CONTINtJED ON NEXT PAGE :hanical and electrical engineers 319 the g. h. tod CO 213 Manning Chambers,TORONTO. THE G. H. TOD CO ENGINEERS, 601 Union Bank Building,WINNIPEG. ASHWORTH - PARKER ENCLOSED HIGH SPEED ENGINES FITTED WITH FORCED LUBRICATION THROUGHOUT.
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