Dinwiddie, James2009-07-232009-07-232009-07-23http://hdl.handle.net/10222/11753These notes written by James Dinwiddie cover several topics including aquaducts, astronomy, and Roman history. In the astronomy notes, Dinwiddie mentions the seasons, the nautical almanac, the equinoxes, and the sun's gravity. This file consists of thirteen pages of notes.enJames DinwiddieHistorySeasonsAstronomyLecture notesRomeEquinoxNautical almanacAquaductsText