Newton. A Letter of Mr Isaac Newton (1670); Newton. Opticks (1704). Advertisement. Book 1. 12. Book 2. 1, 78, 102, 111.

Hooke. Lectiones Cutlerianæ (1679). 31; Lampas. 9.

Erotick встречается в Powell. The Passionate Poet (1601) и в Ferrand. Erotomania, or, A Treatise Discoursing of the Essence, Causes, Symptomes, Prognosticks and Cure of Love or Erotic Melancholy (1645).