Where does the stadium that held the 1938 Claxton Shield derive it's name?
1938 Claxton Shield:  It was held at the WACA Ground and Subiaco Oval in Perth from 3 to 13 August, the first time Perth had hosted the Shield. WACA Ground:  The stadium's name derives from the initials of its owners and operators, the Western Australian Cricket Association.
the Western Australian Cricket Association