[Humor] Traité des causes physiques et morales du rire

relativement à l'art de l'exiter [by Louis Poinsinet de Sivry]. Amsterdam, Marc-Michel Rey, 1768, 134 p., contemporary wrapper, small 8vo.

Shabby copy with stains, small tears, folded corners and other minor defects, paper across spine worn. The digitised copy online has an errata leaf, which is not present here. The first edition of a lovely and rare treatise on laughter.