. . "500" . "AA" . . . . . . "Australian Agricultural Company" . . . "the Australian Agricultural Company's monopoly on the mining of coal (1828\u20131847)" . . "first rail line in Australia, from its mines to the Newcastle port" . . . . . . "coal mining a monopoly of that company" . . . "Australian Agricultural Co." . "Australian Agricultural Company" . "1824" . . "Australian Agricultural Company's" . . "Australian Agricultural Company Limited" . "A.A. Co." . "A.A Company" . "AACo." . . "AACo" . . "AA Co" . .