Collection of 3x early Golf Ball Practice Aid Boxed Sets and Ocobo Putting Box (4) - The Campbell No.2 Golf Practice Set Manufactured by The Campbell Golf Ball Pty Ltd Sydney Australia c/w square mesh golf ball, spring, cord and 8" stake - in mob; Fisher's Peg "GOLF ITS" For Golf Swing Practice - and Accurate Hitting with Wood or Iron Clubs - c/w rare Hopper Bramble Pattern Golf Ball, peg, loop, spring and cord - separate instructions leaflet, in mob c/w lid with splits but still complete; everyone's favourite Halley's Captive Golf Ball Practice Aid c/w dimple golf ball, peg, spring and cord - instructions to the inside lid - mob; and a J B Halley & Co "Ocobo Putting Improver Box c/w trade label ad instructions - overall 7.25" x 7.5" (G) From the late David Easby Estate