Purported appeal from decision of magistrate constituting the Youth Justice Court whereby he declined to deal with charge of an indictable offence summarily and committed youth for trial - whether decision of magistrate an appealable "order" or "adjudication" within the meaning of s 144 of Youth Justice Act - proposed appeal untenable - issues as to proper construction of ss 52, 53, 54, and 55 of Youth Justice Act discussed.