Circa 1910 Cast Iron Chambers Patent “The Omnes Golf Ball Marker.” Country Clubs would purchase a golf ball marker like this, and mark each members balls with a specified number. This would allow for the return of lost balls to the appropriate owner! Contains most of the original makers details to the cast iron dial. The top is stamped Chambers Patent no. 18712-10. Base measures 4 1/2" x 12". 9 lbs, 7 oz.