Section IX. Provided also, and be it further enacted, that the penalty by this Act annexed to the commission of

IX. Provided also, and be it further enacted, that the penalty by this Act annexed to the commission of any offence intended to be guarded against by this Act, shall not extend or be construed to extend to any partner or partners or other person or persons of or belonging to any partnership, society, or firm, except only such partner or partners, person or persons, as shall be necessary or privy to the commission of such offence; any thing herein contained to the contrary in any wise notwithstanding.