K, Switzer (261) of Syracuse receives unex pected help at start of yesterday’s T1st an nual Boston Marathon, even though she was not officially entered. Ignoring baw on women competitors, Miss Switzer chose to start at start but found she needed assistance from ‘UPI Telephotos one male runner (left) and then another (center) to keep Boston Athletic Association trainer Jock Semple (day cout) from pulling her out of race. With all that help, Miss Switzer finally trots along unmolested (right) but failed to finish 26-mile plus race.