The mere showing of gainful employment on the date of death is insufficient to meet this burden and to overcome the presumption. Alabama Pipe Co. v. Wafford (Ala.), 46 So.2d 404; W.G. Avery Body Co. v. Hall, 224 Miss. 51, 79 So.2d 453; Blostwin v. Liberty Castle Laundries, 53 A.2d 811; Cambria Coal Co. v. Ault (Tenn.), 64 S.W.2d 18; Chiara v. Villa Charlotte Bronte, 273 App. Div. 834, 76 N.Y.S.2d 59, 298 N.Y. 604, 81 N.E.2d 332; City of Tallahassee v. Roberts (Fla.), 21 So.2d 712; Cowart v. Pearl River Tung Co., 218 Miss. 472, 67 So.2d 356; Dillon v. Gasoline Plant Constr. Corp., supra; Dixon Crucible Co. v. Lowe, 134 N.H.L. 591, 49 A.2d 576, 53 A.2d 215; Doyne v. Lummis Co., 170 Pa. Super. 93, 84 A.2d 354; Dunn v. Morrison-Knudsen Co. (Idaho), 260 P.2d 398; Fischer v. Gloster Lumber Builders Supply Co. (Miss.), 57 So.2d 871; Fleischman v. Dept. of Labor Industries (Wash.), 209 P.2d 363; Gerich v. Republic Steel Corp., 153 Ohio St. 463, 92 N.E.2d 393; Gilbert v. State Compensation Comm. (W. Va.), 1 S.E.2d 167; Gottfried v. State Industrial Acc. Comm. (Oregon), 120 P.2d 970; Hartford Acc. Indemnity Co. v. Industrial Comm., 66 Ariz. 259, 186 P.2d 159; Hathaway v. New Mexico State Police, 57 N.M. 747, 263 P.2d 690; Industrial Comm. of Ohio v. Gintert, 128 Ohio St. 129, 190 N.E. 400, 92 A.L.R. 1032; Ingalls Shipbuilding Corp. v. Howell, supra; Johnson v. Erwin Cotton Mills Co., 232 N.C. 321, 59 S.E.2d 828;