Podolnick v. Hamilton

“Where money is voluntarily paid, with full knowledge of all the facts, it cannot be recovered, although it may have been paid upon a void demand or upon a claim which had no foundation in fact. Taylor v. Hall, 71 Tex. 216, 9 S.W. 141; Gould v. McFall, 118 Pa. St. 455, 12 Atl. 476, 4 Am.St.Rep. 606. This proposition is too well settled to require further citations of authority. A married women who voluntarily pays her money or other personal property upon a contract made by her, or in any way that would bind a man, cannot recover it back simply upon the ground that she is a married woman. * *…