Italian Manuscript on Geometry.- Libro Secondo d'Euclide and Geometria Pratica, ink manuscript in Italian, 105 leaves plus blanks, some soiling throughout, with diagrams, contemporary carta rustica, 4to, Italy, [18th century].  ***Provenance: Puttick and Simpson in 1861; Sir Thomas Phillipps, Phillipps MS 15862, sale 'Bibliotheca Phillippica' Sotheby's, 27 June 1966, lot 344; Hugh K. Elliott Ltd; Arnaud de Vitry d'Avaucourt, sale, Sotheby's, 10 April 2002, lot 350; private collection; Music, Medieval and Renaissance Manuscripts and Continental Books sale, Sotheby's 4 December 2018, lot 136.