GOSHEN-Robert Brennan, president of the Orange County Genealogical Society, has recently completed the fifth volume of "Genealogical History of Black Families of Orange County." Brennan will talk about his findings on such topics as slavery in Orange County, the Underground Railroad, black veterans of the Revolutionary War and immigration trends, at 10:30 a.m. on Saturday, Feb. 5, at the 1841 Historic Courthouse, 101 Main St., Goshen. A question and answer period will follow the program. The society's research room will be open from noon to 4 p.m. following the program. For information, call 562-2749 or send e-mail to mytgrterry@aol,com.