So we now know the Alcyon Gun Club had been there as early as 1929.
December 22, 1929
Gunner Brings Down Buck With 8 Prongs
December 22 - A buck with eight prongs was brought back today by Oliver Y. Jackson, of Pitman, who hunted with the Alcyon Hunting Club in the Lebanon State forest at Glasshouse near Ong's Hat.
Three other members of the party also brought down bucks, They are Edwin Walters, of Pitman; Melvin Kirkbride, of Barnsboro, clerk of Mantua Township Board of Education, and William Linkuist, of Merchantville.