The Complete Essays
Michel de Montaigne
Intuitionistic Type Theory
Giovanni Sambin, Per Martin-Lof
Thus spoke Zarathustra
Nietzsche, Friedrich Wilhelm, 1844-1900
Electric Discharges, Waves and Implulses
Charles Proteus Steinmetz
Factfulness
Hans Rosling & Ola Rosling & Anna Rosling Rönnlund