Details of Schumann baptisms in Germany are from Marian
Schumann Miller Tervay. She found them in a German book,
published in the late 1960's, compiled by Siegfried Kretschmar.
Three small volumes titled 'Rheingau Genealogie' or
'Katholische Kirche Hattenheim - Rhein gau Kreis, 1634-1897'.
Volumes 2 and 3 are in the LDS library in Salt Lake City, call
# 943.41K29R. Scheel reported a Michael Schumann in 1488 in
Oestrich. Possible brother to Johann?