Historical inventory [for] Blanford [sic] Cemetery, Dinwiddie County, Virginia United States, Works Progress Administration (Virginia). - 975.5581 V3h
Listing at FamilySearch
Entries for William (1799-1873), Harriet (1845-1862), George Franklin (1855-1912), Martha Franklin (1814-1895)

Blanford cemetery records, Petersburg, Dinwiddie, VA,
Church of Jesus Christ of Latter-day Saints. Genealogical Society. - 975.5581 V3b
Listing at FamilySearch
Entry for William (1823-1846),

Petersburg, Virginia, Hustings Court marriage bonds - marriage register and ministers' returns, 1784-1854, Hughes, Thomas P. and Standefer, Jewel B. - 975.5581 V2h
Listing at FamilySearch
Entry for Thomas Hellar, Eliza Knock

Documents on Petersburg, Dinwiddie, VA Cemeteries at FamilySearch
Above documents can be borrowed at your local LDS Family History Centers