/stuyn/ for 1, 3; /shtuyn/ for 2 , n.
1. Gertrude , 1874-1946, U.S. author in France.
2. Heinrich Friedrich Karl /huyn"rddikh frddee"drddikh kahrddl/ , Baron vom und zum /fawm oont tsoom/ , 1757-1831, German statesman.
3. William Howard , 1911-80, U.S. biochemist: Nobel prize for chemistry 1972.