Note 19 — Chapter II · Epoch of Romé De Lisle and Haüy.—Establishment of the Fixity of Crystalline Angles, and the Simplicity of the Laws of Derivation.
Reading edition
De Formis Crystallorum. Nov. Act. Reg. Soc. Sc. Ups. 1773.
Reading edition
De Formis Crystallorum. Nov. Act. Reg. Soc. Sc. Ups. 1773.