Seeking any information on Hillman family. GGrandfather Smith Emery Hillman immigrated to US from Canada about 1900. Married to Eva (maiden name unknown). Sons Arthur, Edwin, Russel, and Gene (or Eugene). My grandfather Arthur was a powderman (explosives) in the mines during the '20s and '30s. He was married to Ethel Walker. Ethel had twin sister named Edith. Their father was Archie Walker. Any information will be greatly appreciated.