The Shorter Works and Pamphlets of Lysander Spooner, 2 vols. (1834-1884) (Indianapolis: Liberty Fund, 2010). http://oll.libertyfund.org/titles/2291,
This is a compilation of Spooner’s shorter works and pamphlets. Vol. 1 contains works on deism, law, poverty, the post office, and money, which were published between 1834 and 1861. Vol. 2 contains works on money and banking, copyright, law, and political philosophy, which were published between 1861 and 1884.
The text is in the public domain.