Frederick II was King of Denmark and Norway and Duke of Schleswig and Holstein from 1559 until his death in 1588.
Malmö Castle in Scania, where Frederick spent much of his later youth
Frederick II's close friend and companion, Augustus, Elector of Saxony
20 August 1559: Coronatio Regis et equitum auratorum creatio, Hafniæ, post gestum bellum Dithmarsicum, eadem æstate, 20. Augusti.
Tycho Brahe, generally called Tycho for short, was a Danish astronomer known for his comprehensive and unprecedentedly accurate astronomical observations which helped to turn astronomy into the first
Portrait, c. 1596
Jacques de Gheyn: Tycho Brahe framed by the family shields of his noble ancestors, 1586.
Tycho Brahe: Stellarum octavi orbis inerrantium accurata restitutio, 1598. Author's portrait in this book.
Signature on a book dedication to Josephus Scaliger, around 1598