Possible large mix up into which children belong to which marriage combination. One daughters obit was not clear on it either. Joseph's second marriage was quite late and it looked like he was having kids in his late 60's although not impossible
from obit: Joseph K Krumm, 82 died on Apr 26 1989 at the Strasburg Nursing Home. He was born on Sept 19, 1906 in Fargo, the son of August and Marie(Appel) Welke. He came to live in the Hague area with Joseph and Katherina Krumm. He married Justina Holzer on Nov. 15, 1927 in Strasburg.