Richard D. Slade, age 80, of West Manchester, OH, passed away Thursday, April 19, 2018 at Storypoint Nursing Care Center in Troy, OH. He was born December 29, 1937 in Palestine, OH to the late Richard M. and Mary (Spencer) Slade. He was a U.S. Army Veteran; a longtime Preble County farmer; volunteer at the Preble County Pork Festival for many years; was a member of the Farm Bureau; and was a member of the Lewisburg United Methodist Church. In addition to his parents, he was also preceded in death by his son Bradley Slade in 1971. He is survived by his wife of 60 years Sandra J. “Sandy” Slade of West Manchester; sons Brent (Anita) Slade of West Manchester, OH and Brian (Lisa) Slade of Arcanum, OH; daughter Betsy (Greg) Lock of West Manchester, OH; grandchildren: Kevin (Stacey) Elliott, Kellie Elliott, Jordan (Amanda) Slade, Mycaela Slade, Brooklynn (Trent) Tomlin, Allyson Lock, Shelby Slade, Emma Slade and Bradyn Lock; great grandchildren: Kiara Elliott, Jayden Elliott, Jason Sneed, Jr., Kyle Elliott, Jazlynn Horton, Kaelyn Slade and Lynae Slade; sisters Delores Unthank and Barbara (Jerry) Bixler; aunt Helen Spencer; and several cousins, nieces and nephews. Visitation will be held on Monday, April 23, 2018 from 10:00 am until time of funeral service at 12:00 noon at the Lewisburg United Methodist Church, 3147 US Rout 40 East Lewisburg, Ohio 45338 with Pastor Don Trumbull officiating. Burial will follow at Castine Cemetery in Castine, OH with military honors provided by the Preble County Honor Guard. Memorial contributions may be sent to Heartland Hospice Care, 580 Lincoln Park Blvd., Suite 320, Kettering, OH 45429 or Alzheimer’s Association Miami Valley Chapter, 31 W. Whipp Road, Dayton, OH 45459. Online condolences may be sent to the family by visiting www.gsbfuneralhome.com.