Every obscene, lewd, or lascivious, and every filthy book, pamphlet, picture, paper, letter, writing, print, or other publication of an indecent character, and every article or thing designed, adapted, or intended for _preventing conception_ or producing abortion, or for any indecent or immoral use; and every article, instrument, substance, drug, medicine, or thing which is advertised or described in a manner calculated to lead another to use or apply it for _preventing conception_ or producing abortion, or for any indecent or immoral purpose; and every written or printed card, letter, circular, book, pamphlet, advertisement, or notice of any kind giving information directly or indirectly, where, or how, or of whom, or by what means any of the hereinbefore-mentioned matters, articles or things may be obtained or made, or where or by whom any act or operation of any kind for the procuring or producing of abortion will be done or performed or how or by what means _conception may be prevented_ or abortion may be produced, whether sealed or unsealed; and every letter, packet, or package, or other mail matter containing any filthy, vile, or indecent thing, device or substance and every paper, writing, advertisement or representation that any article, instrument, substance, drug, medicine, or thing may, or can be, used or applied, for _preventing conception_ or producing abortion, or for any indecent or immoral purpose; and every description calculated to induce or incite a person to so use or apply any such article, instrument, substance, drug, medicine, or thing, is hereby declared to be a non-mailable matter and shall not be conveyed in the mails or delivered from any post office or by any letter carrier. Whoever shall knowingly deposit or cause to be deposited for mailing or delivery, anything declared by this section to be non-mailable, or shall knowingly take, or cause the same to be taken, from the mails for the purpose of circulating or disposing thereof, or of aiding in the circulation or disposition thereof, shall be fined not more than five thousand dollars, or imprisoned not more than five years, or both.”