Any person, firm, association or corporation distributing lumber in the state of New Mexico after June 30, 1939, for any of the purposes hereinbefore set forth in this act [13-4-6, 13-4-7, 13-4-9 N.M. Stat. Ann.] or any contractor in this state using lumber for any of said purposes who shall deliberately violate any of the provisions of this act shall, upon conviction, be subject to a penalty of not less than two hundred dollars ($200.00) nor more than one thousand dollars ($1,000.00) or imprisonment in the county jail for not less than thirty (30) nor more than ninety (90) days for each violation hereunder; provided, that in the case of a violation by a firm, association or corporation, the jail sentence, if one is imposed, shall be upon the officer, agent or person of such firm, association or corporation responsible for such violation.