Calamity Jane II, the putter Bob Jones used in winning 10 of his national championships. Mounted inside the case with Calamity Jane II are the scorecard and ball from the final match of the 1930 U.S. Amateur.

Calamity Jane II, the putter Bob Jones used in winning 10 of his national championships. Mounted inside the case with Calamity Jane II are the scorecard and ball from the final match of the 1930 U.S. Amateur.

Calamity Jane II, the putter Bob Jones used in winning 10 of his national championships. Mounted inside the case with Calamity Jane II are the scorecard and ball from the final match of the 1930 U.S. Amateur.