Collection of Early American Golf Instructions Books from 1916 onwards (3) - John Duncan Dunn "The A-B-C of Golf" 1st ed 1916 publ'd Harper & Bros, illustrated in original red pictorial cloth boards spine faded and some thumb stains around the edges internally clean; Dave Hunter "Golf Simplified - Cause and Effect" 1st ed 1923 publ'd Doubleday, Page & Co New York, Illustrated, front hinge visible but still intact, some speckle foxing to the main title page, original blue cloth boards with paper title laid down, one third of the spine cover missing (F); and Seymour Dunn "Standardized Golf Instruction" 3rd ed 1934 publ'd by Seymour Dunn Long Island New York c/w the original dust jacket , minor nicks and tears, illustrate - internally clean (G) From the late David Easby Estate