This is a circa 1910-20s tee marker and sand tee water bucket. This vintage bucket not only acted as the tee marker, but would've contained wet sand to form sand tees prior to the invention modern wooden (and similar) tees. This bucket was part of the Shawnee Sand Tee Stand - measures 10 3/8" high and 12" across and is marked hole No. 16 Ladies 390 YDS.