A letter, containing a most briefe discourse apologeticall, with a plaine demonstration, and feruent protestation, for the lawfull, sincere, very faithfull and Christian course, of the philosophical studies and exercises, of a certaine studious gentleman, an ancient seruaunt to her most excellent Maiesty Royall. - Dee, John, 1527-1608 (Theatrum Orbis Terrarum; Da Capo Press, 1973)
Cover title: Course of philosophicall studies.