The theoriques of the seuen planets [electronic resource] : shewing all their diuerse motions and all other accidents, called passions, thereunto belonging. / Now more plainly set forth in our mother tongue by M. Blundeuile ... ; VVhereunto is added ... a breefe extract ... of Maginus his Theoriques ... [and] The making, description, and vse, of two most ingenious and necessarie instruments for sea-men ... ; First inuented by M. Doctor Gilbert.