Henry Luther Voelker, b. 6-1853, Kassel, Germany, immigrated to US 1870, (with brother John Voelker later changed to John FELKER and maybe two unknown sisters) Henry m. 8-26-1883 in NYC, to Bertha Emma Mary Matilda Michaels. Bertha's father was Frederick Michaelis, mother was Dorothea Shumaker. Bertha's siblings were Frederick Michaelis and William Michaelis. Looking for any connection on any name.