368 A.2d 451 GEORGE H. GREENSTEIN ET AL. v. RUTH MEISTER, ADMINISTRATRIX OF THE ESTATE OF NATHAN MEISTER ET AL. [No. 85, September Term, 1976.]Court of Appeals of Maryland. Decided February 1, 1977. EVIDENCE — Expert Witness — Whether Witness Is Qualified To Testify As Expert Is Largely Within Sound Discretion Of Trial Judge — […]