Lettera del signor Giovanni Galfi al signor Flavio Gangini contenente alcune osservazioni intorno tre articoli dell'opera del signor Colin Maclaurin sopra il calcolo delle flussioni
Publisher: Nella stamperia Gavelliana
Published: 1753
Place of publication: In Pesaro
Language: ita
Number of pages: 11
Subjects: Quartic Curves; Early works to 1800
Notes: Title vignette (lemniscate curve within ornamental design)

"Giovanni Galfi" and "Flavio Gangini" are anagrams of Giulio Fagnano.

The author claims that "articoli 802., 803., e 927." of Maclaurin's treatise, which deal with the lemniscate, are taken from earlier works by Fagmamo.