Whether the broker's customer was able, ready and willing to enter into the transaction is for the jury to determine. Mc-Dermott v. Mahoney, 119 Iowa, 470, 93 N. W. 499; Hamill v. Basenhover, 110 Iowa, 369, 81 N. W. 600; Finch v. Guardian Tr. Co., 92 Mo. App. 263; Middleton v. Thompson, 163 Pa. St. 112, 29 A. 796; Smye v. Groesbech (Tex. Civ. App. '02), 73 S. W. 972. And whether the failure to mention the name of the purchaser to the principal was a fraudulent concealment. Newhall v. Pierce, 115 Mass. 457; Geery v. Pollock, 44 N. Y. S. 673, 16 App. Div. 321; Ames v. McNally, 26 N. Y. S. 71, 6 Misc. 93; Page v. Voorhies, 16 N. Y. S. 101; Vandevort v. Wheeling Steel, etc., Co., 194 Pa. St. 118, 45 A. 86; McCaffery v. Page, 20 Pa. Super. Ct. 400; Eeldmyer v. Cleaver, 104 A. 635, - Del. Super. -; Thompson v. Ryan, 174 N. W. 15, opin. mod. on re., 176 N. W. 175, - Iowa Sup. -; Rameszano v. Avensino, 189 P. 681, - Nev. Sup. - .