Within the enclosure of any horse race meeting licensed and conducted under this chapter, but not elsewhere, the wagering or betting on horse races or harness horse racing or both by the use of pari-mutuel machines or totalizators and by manual computation without the use of pari-mutuel machines or totalizators is authorized and permitted.

38 Del. Laws, c. 62, § ?16; 40 Del. Laws, c. 112, § ?1; Code 1935, § ?5510; 43 Del. Laws, c. 242; 28 Del. C. 1953, § ?361; 68 Del. Laws, c. 84, § ?173(a); 80 Del. Laws, c. 307, § 2;