Article Photos: Oklahoma City's four original parks are still there for visitors 1/2

OKLAHOMA CITY ZOO, LINCOLN PARK ZOO, ELEPHANT, ELEPHANTS, STUNTS, TRICKS: Judy runs through her new routine of walking the plank easily now, and can turn around on the narrow walkway and go back to the pedestal from which she started. Pettus guides  her through the stunt here as his daughter, Sandra, rides. Mrs. Pettus and Julian Frazier watch the trick. (Original photo has no photographer/credit, negative date of 2/26/1951, published 3/18/1951 in The Daily Oklahoman)