sentences:  At the beginning of the 20th century, the approximately area of rolling terrain, which contained some of the richest agricultural land in Madison County, included such small farming communities as Spring Hill, Pond Beat, Mullins Flat, and Union Hill.Although there was no electricity, indoor plumbing, or telephones, few roads, and fewer cars or tractors, the people who lived in the area that one former resident recalled as being "nearly out of the world" prospered enough to support their own stores, mills, shops, gins, churches, and schools.A total of 46 historic cemeteries including slave cemeteries, plantation family cemeteries, and late 19th to early 20th century community cemeteries are maintained on the installation as Redstone Arsenal cemeteries.