00663cam a22002291 4500 agr47000029 DLC 20260227111005.0 750728s1947 xx 000 0 eng agr47000029 (OCoLC)1482139 DLC FJ OCoLC DLC premarc SF331 .D67 798.4 Dowst, Robert Saunders, 1890- Winners at prices; a mechanical method of betting horses, with sidelights on general handicapping. New York, M. S. Mill Co., 1947. 173 p. 20 cm. Horse racing United States. Gambling. 10567 10567