Letters of Euler to a German princess, on different subjects in physics and philosophy. /
Euler, Leonhard,1707-1783.
London: : Printed for the translator, and for H. Murray, no. 32, Fleet-Street.,
1795..
First published in 1768 as 'Lettres à une princesse d'Allemagne'.
Both volumes have a half-title.
ESTC
Physics
Philosophy