To Present ClassicThe Seagle Colony Opera Guild will present Hansel and Gretel on Friday and Saturday at 8:30 p.m. in the Seagle Memorial Theatre, Schroon Lake.A special matinee for children will be given tomorrow afternoon at 2:30, of this popular opera about the adventures oftwo children who get lost in the woods. The lovely music of Humperdinck is said to thrill young and old alike, and the fresh young voices of the Seagle Coiony artists do full justice to it.The gingerbread children, who come to life, will be portrayed by some of the young campers from Camp Severance on Paradox Lake. Donald Comrie from i- the Manhattan School of Music (. is the Music Director and Gunda Mordan of New York City is the n stage director.i