John D. Smull, the deputy postmaster at Milbank, was born in DeKalb County, Illinois, in 1865. He grew up in Chicago, where he received his education and pursued a career in the mercantile industry. In 1892, he ventured to South Dakota and settled on government land in the Sisseton Indian reservation. Smull actively contributed to the local community, playing a crucial role in the organization of Blooming Valley Township and serving as president of the Settlers’ Association. He later became deputy postmaster and proved himself as a capable and respected public servant. Smull’s dedication to civic development, political involvement, and membership in the Independent Order of Odd Fellows exemplify his commitment to the betterment of society.