Blanche Blanck;71;of 628 Thompson Ave.;Donora;died early Friday;Jan.28;1977;in the Charleroi Division of Mon Valley Hospital. She was born Sept.26;1905 in Pittsburgh;a daughter of the late Harry and Anna May Curtis Combs. Surviving are one sister;Mrs.Violet Holmes of Donora;and several nieces and nephews. Friends will be received at the James C.Stump Funeral Home;Rostraver Twp.Friday from 7 to 9 p.m. Services will be held Saturday Jan.29;1977 at 2 p.m. at the funeral home;and interment will follow in Belle Vernon Cemetery. The James C.Stump Funeral Home Inc.is in charge of arrangements.