- [S881] State Death Record.
- [S916] Cecilia Miller.
- [S1027] 1930 Allegheny Co, PA. Census.
- [S1057] Springfield Telephone Directory.
- [S1064] Interview with Ken Fiebelman (1210 Gertrude, Salem, Dent Co, MO.), by Howard Hickman, c 1986.
- [S1073] St. Louis, MO. Telephone Directory.
- [S1077] Obituary, St. Louis Post Dispatch Newspaper, St. Louis, Mo.
- [S1078] Interview with Howard D. Hickman Jr (Santa Rosa, CA.), by Howard D. Hickman III, 2005.
- [S1079] Letter from Patricia Hickman (200 E. Melbourne Peoria, IL. 61603) to Howard Hickman III, 1990 to 2008.
- [S1080] 1920 Mt. Vernon, OH. Census.
- [S1084] Gary Slaughter, e-mail message from e-mail address (608 Jackson Blvd., Nashville, TN. 37205) to Howard Hickman, 2005.
- [S1086] St. Louis Directory.
- [S1119] Oregon Death Record.
- [S1122] 1920 St. Louis, MO. Census.
- [S1157] IL. Death Record.
- [S1221] 1930 St. Louis, MO. Census.
- [S1293] US Veterans Cemeteries Data Base, Ancestry.com.
- [S1296] Armandbizgroup.com.
- [S1301] Oakland Tribune, Oakland, CA.
- [S1640] 1900 Greene Co, MO. Census.
- [S1772] Ohio Deaths, 1958-2007.
- [S1839] 1920 El Paso, TX. Census.
- [S1840] 1930 Peoria, IL. Census.
- [S2076] 1930 MI Shiawasee Co, MI Census.
- [S2077] 1910 Greene Co, MO. Census.
- [S2078] 1920 Greene Co, MO. Census.
- [S2106] MO Marriage Record.
- [S2262] Newspaper Clippings, Archived at Univ. of IL, Springfield, MC44.
- [S2374] 1910 Ohio Co, WV. Census.
- [S2457] 1910 St. Louis, MO. Census.
- [S2485] San Francisco Chronicle.
- [S2675] 1880 Cooke Co, TX. Census.
- [S2690] 1930 Greene Co, MO. Census.
- [S2768] Columbus, OH. Directory.
- [S3082] Robert Birchard, e-mail message from e-mail address to Howard Hickman, Dec 2009.
- [S3577] OH Marriage Record.
- [S3664] 1940 St. Louis, MO. Census.
- [S3665] 1940 Greene Co, MO. Census.
- [S3695] 1940 Peoria Co, IL. Census.
- [S3696] Franklin Co, OH. Census.
- [S3752] 1940 Allegheny Co, PA. Census.
- [S3789] Akron, OH. Directory.
- [S3939] TX Birth Record.
- [S4013] Peoria, IL. Directory.
- [S4066] Obituary of brother Jesse Hickman.
- [S4207] Daniel J. Hickman, e-mail message from e-mail address to Howard Hickman, Jan 2015.
- [S4406] 1910 Wayne Co, MI. Census.
- [S4467] The Los Angeles Times.
- [S4488] Orpheum Collection, Wichita State Archives.
- [S4505] Los Angeles Times.