He also wrote: Della Causa delle Febbri maligni (Pisa, 1658); De Renum usu Judicium (Strassburg, 1664); Euclides Restitutus (Pisa, 1658); Apollonii Pergaei Conicorum libri v., vi.
C. Tychsen, " De chartae papyraceae in Europa per medium aevum usu," in the Comment.
The Kobdo river, which rises in the Dain-gol (7060 ft.) in the Ektagh Altai, winds in great curves across the plateau, and enters Lake Kara-usu (3840 ft.), which also receives the Buyantu, an outflow from Lake Kobdo, and is connected by a small river with another large lake, Durga-nor, situated a score of miles to the east.
In an " Adm onitio " on the seventh page Napier states that, although in that place the mode of construction should be explained, he proceeds at once to the use of the logarithms, " ut praelibatis prius usu, et rei utilitate, caetera aut magis placeant posthac edenda, aut minus saltem displiceant silentio sepulta."
Sherburne states that Recorde also published Cosmographiae isagoge, and that he wrote a book De Arte faciendi Horologium and another De Usu Globorum et de Statu temporum.
Usu, Palaetyrus) ?
Ushu, frequently mentioned in the Amarna letters, makes it probable that Usu or Uzu was the native name.
Codice contentis; de primo usu codicis canonum Dionysii Exigui in Gallicanis regionibus (Paris, 1675; with the critical notes of the brothers Ballerini, also in Migne, loc. cit.); and finally, Florent, De methodo atque auctoritate collectionis Gratiani (Paris, 1679), and Antonio Agustin, archbishop of Tarragona, De emendatione Gratiani (Tarragona, 1586); these have all been brought together in Gallandi, De vetustis canonum collectionibus dissertationurn sylloge (Venice, 1778).
Prof. Koenigii (ibid., 1753, in 8vo); Institutiones calculi diferentialis, cum ejus usu in analysi Infinitorum ac doctrina serierum (ibid., 1755, in 4to); Constructio lentium objectivarum, &c. (St Petersburg, 1762, in 4to); Theoria motus corporum solidorum seu rigidorum (Rostock, 1765, in 4to); Institutiones calculi integralis (St Petersburg, 1768-1770, in 3 vols.