The William Henry Gill of New York City and Minnesota

I'm trying to do research on my Grandfather William Henry Gill born in New York City in 01/17/1863 And died in Winona Minnesota in 02/19/1931, William H Gill was also married to Martha Clisty Nichols from Blue Hills,Nebraska and Martha born 11/09/1878 in Blue Hills Nebraska and the had a son William Thomas Gill born 11/06/1907,died 11/11/1946,a daughter Margaret Esther Gill born 03/17/1909 and died 12/1991 and a daughter Florance Mae born 02/17/1911 and died 07/23/1981 all 3 children where born Lake City Minnesota. And moved to Muskegon,Mi with there mother in 1926 they came across on the Melwalkie Clipper when Lake Michigan frooze over and had to be brought in to shore by dog slead where they spent there lives and raised there familys. Thomas and Margaret Gill of New York where my Grate Grandprents
and I'm till trying to find out what my grategrandma's maiden was so far it's unknown to us. I have no pictures of them that I'm awhere of. My father William Thomas was frist married to Regina Zelinski, and they had two sons there names are William Michael Gill born Dec 23/1932 and there was Howard William Gill born April 14/1925 & passed away April 14/1925.