Looking for Bartholomew Frtich Fritz Louisa Fritch IN Kansas

BARTHOLOMEW & LOUISA IS IN THE 1870 CENSUS IN OTTUMWA KA..
BARTHOLOMEW IS IN THE 1880 CENSUS IN COWLEY COUNTY KANSAS AND RE MARRIED TOO ABAGIL ALLEN ON FEBRUARY 16,1880.
WHAT HAPPENED TO LOUISA FRITCH IN THE 10 YEAR PERIOD.