17 A.2d 101 STATE TAX COMMISSION v. BALTIMORE AND OHIO RAILROAD COMPANY [No. 69, October Term, 1940.]Court of Appeals of Maryland. Decided January 3rd, 1941. Taxation — Of Railroad Property — Charter Exemption. Under Code 1939, art. 81, sec. 7, subsec. 15, only those domestic railroad companies which are subject to taxation upon their gross […]