The rapid rise of Trotting in South Australia with legalised betting in 1934 was beyond the wildest of dreams with huge attendances and South Australia became the Commonwealths most important trotting State. In fact S.A Trotting then gave a lot of money to charity as exemplified by giving the Government seven thousand pounds over a short period of time to help replace the ill-fated " HMAS Sydney". One of the most successful South Australian trainer/reinsmen during this halcyon period was Brooklyn Park horseman Malcolm Allan Malcolm's wife Mary Allan (McGowan) was also a pioneer female rider in harness racing in the 1920s, winning 16 trophies in 16 races (see Brooklyn Park for further information on Malcolm and Mary Allan).