Such as is sufficient to establish the proposition in ques-tlon, beyond hesltation, amblguity, or reason-able doubt ln an unprejudiced mind. Evans v. Rugee, 57 wis. 623, 16 N. W. 49; French v. Day, 89 Me. 441, 36 Ati. 909; ward v. waterman, 85 Cal. 488, 24 Pac. 930; wlnston v. Burnell, 44 Kan. 367, 24 Pac. 477, 21 Am. St Rep. 289
