Whoever seduces any female of good repute, under eighteen years of age, with illicit connection under promise of marriage, is guilty of a seduction, a misdemeanor, and upon conviction thereof, shall be sentenced to pay a fine not exceeding one thousand dollars ($1,000), or to undergo imprisonment, either at labor by separate or solitary confinement or imprisonment without labor, not exceeding three (3) years, or both.
The promise of marriage shall not be deemed established unless the testimony of the female seduced is corroborated by other evidence, either circumstantial or positive.
18 P.S. § 4510