247 A.2d 718 BURTON, ET AL. v. STATE ROADS COMMISSION OF MARYLAND [No. 397, September Term, 1967.]Court of Appeals of Maryland. Decided November 14, 1968. WITNESSES — Sequestration — Expert Testimony — Where Experts Were Not Testifying On The Basis Of Evidence Presented At The Hearing, But Are Basing Their Opinion On Independent Investigation, The […]