de Tordesillas y su Proyeccion, vol. 1, pp. 119–366. (As reprinted in 1974, Estudos de História, Vol. 2. Coimbra: UC Biblioteca Geral. pp. 221p56 Breusing, A. (1881) "La toleta de Martelojo und die loxodromischen Karten", Zeitschrift für wissenschaftliche Geographie, vol. II, Pt. 1 (pp. 129–33), Pt.2 (pp. 180–95). Brummelen, G. (2010) "Clear Sailing with Trigonometry" in D. Jardine and A. Shell-Gellasch, editors, Mathematical Time Capsules: Historical modules for the mathematics classroom. Mathematical Association of America. Campbell, T. (1987) "Portolan charts from the late thirteenth century to 1500", in J.B. Harley and D. Woodward, editors, The History of Cartography, Vol. 1 – Cartography in Prehistoric, Ancient, and Medieval Europe and the Mediterranean. Chicago: University of Chicago Press, pp. 371–63 online (PDF) Cortesão, A. (1969) History of Portuguese Cartography. Coimbra: Junta de Investigações do Ultramar Cotter, C.H. (1978) "Early tabular, graphical and instrumental, methods for solving problems of plane sailing", Revista da Universidade de Coimbra, Vol. 26, pp. 3–20 offprint D'Avezac, M.A.P. Marquis (1874) Aperçus historiques sur la rose des vents: lettre à Monsieur Henri Narducci. Rome: Civelli online Desimoni, C. (1888) "Le carte nautiche italiane del Medio Evo, a proposito di un libro del prof. Fischer", Atti della Società ligure di storia patria, vol. 19, pp. 225–66. Diffie, Bailey W., and George D. Winius (1977) Foundations of the Portuguese empire, 1415–1580 Minneapolis, MN: University of Minnesota Press. Edson, E. (2007) The World Map, 1300–1492: the persistence of tradition and transformation. Baltimore, MD: The Johns Hopkins University Press. Formaleoni, Vicenzio (1783) Saggio sulla Nautica antica de' Veneziani, con una illustrazione d'alcune carte idrografiche antiché della Biblioteca di S. Marco, che dimonstrano l'isole Antille prima della scoperta di Cristoforo Colombo. Venice. online Gelcich, E. (1892) "I primi passi della scienza nautica", Rivista Marittima, Vol. 25, pp. 71–102 Kelley, J.E. (2000) Analog and digital navigation in the late Middle Ages, Melrose Park, Pa.: Sometime Publishers Kelley, J.E. (1995) "Perspectives on the Origins and Use of Portolan Charts", Cartographica, vol. 32 (3), pp. 1–16. online Kretschmer, K. (1909) Die italienischen Portolane des Mittelalters: Ein Beitrag zur Geschichte der Kartographie und Nautik. Berlin: Mittler und Sohn Long, P.I., D. McGee and A.M. Stahl, editors, (2009) The Book of Michael of Rhodes: A fifteenth-century manuscript. 3 volumes, Cambridge, Mass: M.I.T. Press. Masiero, F. (1984) "La raxon de marteloio", Studi veneziani, vol. 8, pp. 393–412. Merrifield, J. (1883) Treatise on Navigation. London: Spottiswoode. online Morelli, Jacopo (1810) Lettera