the first physician to suggest the possibility of performing a lumbar colostomy for an obstruction of the colon. Beijing becomes the largest city of the world, taking the lead from Istanbul. Jacob Christoph Le Blon, working in Amsterdam, invents a three-color printing process with red, blue, and yellow plates, a precursor of the modern CMYK printing process. Births January–March January 3 – Richard Gridley, American Revolutionary soldier (d. 1796) January 4 Margravine Sophie Christine of Brandenburg-Bayreuth (d. 1739) Giovanni Battista Pergolesi, Italian composer (d. 1736) January 5 – Friedrich Wilhelm Riedt, German flautist (d. 1783) January 16 – Sir William Ashburnham, 4th Baronet, Church of England priest and baronet (d. 1797) January 23 – Jakob Langebek, Danish historian (d. 1775) January 28 – Jean-Martial Frédou, French portrait painter (d. 1795) January 30 Septimus Robinson, British Army officer who became Gentleman Usher of the Black Rod (d. 1765) Raimondo di Sangro, Italian nobleman (d. 1771) February 1 – Konrad Ernst Ackermann, German actor (d. 1771) February 12 – John Affleck, British Tory politician (d. 1776) February 15 – King Louis XV of France, Bourbon monarch who ruled as King of France and of Navarre 1715–1774 (d. 1774) February 21 – Willem van Haren, Dutch nobleman and poet (d. 1768) February 28 – Peter Delmé, wealthy English merchant and landowner (d. 1770) March 3 – Johann Sigismund Mörl, German theologian (d. 1791) March 4 – Aert Schouman, painter from the Dutch Republic (d. 1792) March 7 – Casto Innocenzio Ansaldi, Italian professor (d. 1780) March 10 – Christian Ditlev Reventlow, Danish Privy Councillor (d. 1775) March 15 – George Forbes, 4th Earl of Granard, Irish soldier and politician (d. 1769) March 18 – Ezekiel Worthen, New Hampshire native who participated in the American Revolutionary War (d. 1793) March 19 – Otto Didrik Schack, 3rd Count of Schackenborg, Danish nobleman and enfeoffed count (d. 1741) March 26 – Louis Guillouet, comte d'Orvilliers (d. 1792) March 27 – Joseph Abaco, Italian violoncellist and composer (d. 1805) April–June April 2 – Samuel White, lawyer in the Province of Massachusetts Bay (d. 1769) April 4 György Klimó, Bishop of Pécs and founder of the Klimo Library and printing press (d. 1777) Edmund Lechmere, British politician (d. 1805) April 10 – George Charles Dyhern, Saxon general (d. 1759) April 12 – Caffarelli, Italian castrato and opera singer (d. 1783) April 13 – Jonathan Carver, colonial American military