Hopefully this is the correct Tina Kruse because I didn't find any Manning connections at this point:
Catherine E.S. (Kruse) Arp
born December 27, 1877 in Clinton County - died October 16, 1946 with burial in Clinton Lawn Cemetery, Clinton, Iowa
Herman Arp
born December 15, 1871 - died December 26, 1960 with burial Clinton Lawn Cemetery, Clinton
2 children: Viola Peters and Alfreda Huebner
Catherine's parents Johann and Catherine (Schroeder) Kruse both buried in Goose Lake, Iowa
Siblings of Catherine Arp: Amelia Carstensen, Leona Betle, Brodena Kruse, John Kruse, Adelgunda Wieck, Carl Kruse, Leona Wieck, Leroy Kruse