Your line is interesting.There are two articles in the "Vick Family Newsletter" that discuss the William6 line. The first article is in Vol. VIII; No. 4.The second is in Vol. XV; No. 1.They conflict as to whether Emanuel7 had children with his first wife Henrietta HUGHES.However, you are looking for Emanuel7's line.Both articles agree that the line most likely goes Emanuel7, William6, ?Brinkley5, ?Jordan4, ?Robert3, Robert2, Joseph1.
"Joseph Vick of Lower Parish, Isle of Wight County, Virginia and His Descendants" covers from Joseph1 to William6.