Journal of Science by John Venn, in his paper titled "On the Diagrammatic and Mechanical Representation of Propositions and Reasonings". Births January–February January 1 – Vajiravudh, Rama VI, King of Siam (d. 1925) January 2 – Louis Charles Breguet, French aircraft designer, builder and early aviation pioneer (d. 1955) January 3 – Francis Browne, Irish Jesuit priest, famous for his last photos of the RMS Titanic (d. 1960) January 6 – Tom Mix, American actor (d. 1940) January 10 – Manuel Azaña, 2nd President of the Spanish Second Republic, 55th Prime Minister of Spain (d. 1940) January 11 – Rudolph Palm, Curaçao-born composer (d. 1950) January 17 – Mack Sennett, Canadian director, producer (d. 1960) January 18 – Paul Ehrenfest, Austrian-Dutch physicist (d. 1933) January 19 – Henryk Minkiewicz, Polish general and politician (d. 1940) January 26 - Douglas MacArthur, American general (d. 1964) January 29 – W. C. Fields, American actor, comedian (d. 1946) February 5 – Gabriel Voisin, French aviation pioneer (d. 1973) February 8 – Franz Marc, German artist (d. 1916) February 12 – George Preca, Maltese saint (d. 1962) February 14 – Frederick J. Horne, American four-star admiral (d. 1959) February 19 – Álvaro Obregón, 39th President of Mexico (d. 1928) February 21 – Waldemar Bonsels, German writer (d. 1952) February 22 Eric Lemming, Swedish athlete (d. 1930) Frigyes Riesz, Hungarian mathematician (d. 1956) February 26 - Lionel Logue, Australian speech and language therapist (d. 1953) March–April March 1 – Lytton Strachey, English critic and biographer (d. 1932) March 15 – Montagu Love, English actor (d. 1943) March 17 – Lawrence Oates, British army officer and Antarctic explorer (d. 1912) March 21 – Broncho Billy Anderson, American actor (d. 1971) March 22 – Kuniaki Koiso, Prime Minister of Japan (d. 1950) March 23 – Heikki Ritavuori, Finnish Minister of the Interior (d. 1922) March 27 – Ruth Hanna McCormick, American politician, activist and publisher (d. 1944) March 28 – Louis Wolheim, American character actor (d. 1931) March 30 – Seán O'Casey, Irish writer (d. 1964) April 15 – Max Wertheimer, Austrian-born psychologist, father of Gestalt Theory (d. 1943) April 18 – Sam Crawford, American Baseball Hall of Famer (d. 1968) May–June May 6 Edmund Ironside, 1st Baron Ironside, British field marshal (d. 1959) Ernst Ludwig Kirchner, German painter (d. 1938) William Joseph Simmons, American founder of the second Ku Klux Klan (d. 1945) May 14 B.