Question: Which film has the director who is older than the other, The Nursemaid Who Disappeared or Mrs. Leffingwell'S Boots? 
Sentence (from "Mrs. Leffingwell's Boots"): Mrs. Leffingwell's Boots is a 1918 American silent comedy film directed by Walter Edwards and starring Constance Talmadge, Harrison Ford and George Fisher.
Relevant evidence: Yes