516 P.2d 954 LESTER ZIEGLER, Appellant, v. JOHN W. CROFOOT and WESTERN ASSOCIATES, INC., a Corporation, Appellees. No. 47,051Supreme Court of Kansas Opinion filed December 8, 1973. SYLLABUS BY THE COURT 1. EVIDENCE — Expert Testimony — Words Defined. K.S.A. 60-456 requires that an expert witness base his testimony upon facts personally perceived by or […]