1923 Fla. Laws 431-32, An Act for the Protection of Person Who Use Shot-guns in the Pursuit of Game and for Sport . . ., ch. 9340, § 1.

That from and after the passage of this Act it shall be unlawful for any person, firm or corporation to offer for sale or sell in the state of Florida any loaded shot-gun shells which have been divested of their interstate character unless such loaded shot-gun shell shall be plainly printed on the box or carton in which they are sold, and also printed plainly, or stamped, on the top and outside with words and figures plainly indicating the character, quality and quantity of powder contained in such shell.