Birthday of 8th February, comes from gravestone. But year of 1928 comes from Neumarkt Census in 1841, which matches with his first US census. Later US census has a different age, which suggests Theodore became confused over time.
He has/had a relationship with Charlotte Rosenthal.
Child(ren):
http://trees.ancestry.com/pt/AMTCitationRedir.aspx?tid=86879386&pid=213/ Ancestry.com