249 A.2d 859 FRANCIS RATTI v. HINSDALE RACEWAY a. No. 5765.Supreme Court of New Hampshire Cheshire.Argued November 6, 1968. Decided January 31, 1969. 1. The party seeking to have a statute declared invalid has the burden of proving the absence of any conceivable ground upon which the statute may be supported. 2. The statute (RSA […]