1925, 148 Md. 289, 300, 129 A. 660; Seaboard Mutual Casualty Co. v. Profit, 4 Cir., 1940, 108 F.2d 597, 598, 126 A.L.R. 1105; Farm Bureau Mutual Automobile Insurance Co. v. Hammer, 4 Cir., 1949, 177 F.2d 793