Citation Codes Equivalent Citations citation codes Docket Number S8900274. Attorney(S) Roy E. Greenhill, pro se. Thomas C. Lawler III, District Attorney, for Judges HUNT, Justice. See more information ... Smart Summary Please sign up to generate summary. GREENHILL v. CLERK, GWINNETT COUNTY. HUNT, Justice. This petition for original mandamus must be, and hereby is, dismissed under Brown v. Johnson, 251 Ga. 436 ( 306 S.E.2d 655) (1983). Petition dismissed. All the Justices concur. DECIDED SEPTEMBER 6, 1989.