New and updated
** Players and events that are newly added since the previous update
* Players and events whose information or references have been revised since the previous update

Update notes  

Players

 * Adams, E.B. (1)  
 * Alapin, S.Z.  
 * Alekhine, A.A. (2)  
 * Ardevol, E.  
 * Asharin, A.A.  
 * Baca Arus, J.  
 * Barnett, R.W.  
 * Bazarov, A.I.  
 * Beihoff, G.J.  
** Belin, A.M.  
 * Berasain, J.F.  
 * Beskrovny, M.S.  
 * Blumberg, H. (1)  
 * Blumberg, H. (2)  
 * Blumenfeld, B.M.  
 * Bobrov, P.P.  
 * Bogoljubow, E.D.  
 * Bohatirchuk, F.P.  
 * Borochow, H.  
** Brackett, Q.A.  
 * Capablanca, J.R.  
 * Carranza, L.  
 * Chajes, O.  
 * Chigorin, M.I.  
 * Cintron, R.  
 * Clark, J.L.  
 * Corzo, J.  
 * Cruz, W.O.  
 * Davidson, H. (1)  
 * Delmar, E. (1)  
 * Driver, P.B.  
 * Dunkelsbuhler, F.S.  
 * Eisenberg, L.R.  
 * Estrin, L.I.  
 * Euwe, M.  
 * Eva, A.  
 * Evenson, A.M.  
 * Fahndrich, H.  
 * Fernandez, V.  
** Field (2)  
 * Field, O.W.  
 * Fox, A.W.  
 * Gavilan, A.  
 * Geisser, E.  
 * Gelabert, J.A.  
 * Germann, T.  
 * Goldfarb, V.  
 * Gottesdiener, J.  
 * Greenhalgh, W.R.  
 * Greig, E.A.  
 * Griffith, R.C.  
 * Hanning, J.R.  
 * Helms, H.  
** Humphreys, W.H.  
 * Illa, R.  
 * Illingworth, L.  
 * Ilyin-Zhenevsky, A.F.  
 * Israel, A.C.  
 * Jaffe, C.  
 * Janowsky, D.M.  
 * Kostic, B.  
 * Koyalovich, B.M.  
 * Kushelev-Bezborodko, G.A.  
 * Lasker, Em.  
 * Law, A.B.  
 * Lebedev, S.F.  
 * Levin, A.M.  
 * Lundin, E.R.  
 * Lynch, J.A.  
 * Marder, A.  
 * Meyer, L.B.  
 * Michelsen, E.  
 * Miller, D.  
** Moise, P.H.  
 * Molina, L.  
 * Muffang, A.  
 * Nimzowitsch, A.  
** Nolde, E.F.  
 * Nollmann, J.  
 * Northrup, G.E.  
 * Omeliansky, V.L.  
 * Pasternak, L.  
 * Pavlov-Pianov, N.M.  
 * Pavlov, D.N.  
 * Pease, J.W.  
 * Petrovsky, N.I.  
 * Pillsbury, H.N.  
 * Podhajsky, J.  
 * Polner, S.I.  
 * Portela, C.M.  
 * Portela, R.  
 * Privonitz, A.H.  
 * Puig i Puig, E.  
 * Pulcherio, C.  
 * Puntas, J.  
 * Rabinovich (1)  
 * Rabinovich, I.L.  
 * Raubitschek, Ro.  
 * Ravinsky, G.I.  
 * Reti, R.  
 * Ribera, A.  
 * Ring, H.  
 * Roething, O.  
** Rose, H.J. (2)  
 * Rosen, C.G.  
 * Rosenbaum, S.M.  
 * Rosenthal, J.C.  
 * Rosenthal, S.  
 * Ross, A.G.G.  
 * Roughton, N.J.  
 * Ruffer, F.  
 * Ruiz, E.G.  
 * Santasiere, A.E.  
 * Schiffers, E.S.  
 * von Schmidt, E.A.  
 * Schrader, E.F.  
 * Selezniev, A.S.  
 * Sharp, S.T.  
 * Shumov, I.S.  
 * Silbert, A.  
 * Solovtsov, A.V.  
 * de Souza Mendes, J.  
 * Stewart, W.H.  
 * Sutcliffe, M.  
 * Tholfsen, E.  
 * Toman, A.  
 * Turn, J.  
 * Turner, W.  
 * Vancura, J.  
 * Vianna, L.  
 * Villegas, B.H.  
 * Voigt, H.G.  
 * Volchenko, G.P.  
 * Weiss, M.  
 * Whitaker, N.T.  
 * Winawer, S.A.  
 * Wolbrecht, G.H.  
 * Zukertort, J.H.  
Events

Matches
 
 *  Steinitz, W. - Anderssen, K.E.A. 1866    London, England
 *  Zukertort, J.H. - Anderssen (offhand) 1871    Berlin
 *  Steinitz, W. - Zukertort, J.H. 1872    London, England
**  Schiffers, E.S. - Field (2) 1874    Saint Petersburg
 *  Winawer, S.A. - Shumov, I.S. 1875    Saint Petersburg
**  Chigorin, M.I. - Petrovsky, N.I. 1875    Saint Petersburg
 *  Chigorin, M.I. - Schiffers, E.S. 1878 (1)    Saint Petersburg
 *  Chigorin, M.I. - Schiffers, E.S. 1878 (2)    Saint Petersburg
 *  Chigorin, M.I. - Schiffers, E.S. 1879    Saint Petersburg
 *  Chigorin, M.I. - von Schmidt, E.A. 1879 (1)    Saint Petersburg
 *  Chigorin, M.I. - von Schmidt, E.A. 1879 (2)    Saint Petersburg
 *  Chigorin, M.I. - von Schmidt, E.A. 1879 (3)    Saint Petersburg
**  Chigorin, M.I. - von Schmidt, E.A. 1879 (4)    Saint Petersburg
 *  Chigorin, M.I. - Schiffers, E.S. 1880    Saint Petersburg
 *  Chigorin, M.I. - Alapin, S.Z. 1880    Saint Petersburg
 *  Chigorin, M.I. - de Riviere, J.A. 1883    Paris
**  Chigorin, M.I. - Nolde, E.F. 1883    Saint Petersburg
**  Chigorin, M.I. - Beklemishev 1884    Kharkov
**  Chigorin, M.I. - Solovtsov, A.V. 1884 (1)    Moscow
**  Chigorin, M.I. - Solovtsov, A.V. 1884 (2)    Moscow
 *  Steinitz, W. - Zukertort, J.H. 1886    New York and Saint Louis and New Orleans
**  Chigorin, M.I. - Nolde, E.F. 1886    Saint Petersburg
 *  Gunsberg, I.A. - Blackburne, J.H. 1887    Bradford and London, England
 *  Steinitz, W. - Chigorin, M.I. 1889    Havana
 *  Chigorin, M.I. - Gunsberg, I.A. 1890    Havana
 *  Steinitz, W. - Gunsberg, I.A. 1891    New York
 *  Steinitz, W. - Chigorin, M.I. 1892    Havana
 *  Chigorin, M.I. - Asharin, A.A. 1892    Riga
**  Chigorin, M.I. - Belin, A.M. 1892    Saint Petersburg
 *  Chigorin, M.I. - Solovtsov, A.V. 1893    Moscow
 *  Chigorin, M.I. - Tarrasch, S. 1893    Saint Petersburg
 *  Chigorin, M.I. - Schiffers, E.S. 1895    Saint Petersburg
 *  Schiffers, E.S. - Steinitz, W. 1896    Rostov-on-Don
 *  Chigorin, M.I. - Kotrc, J. 1896    Prague
 *  Chigorin, M.I. - Schiffers, E.S. 1897    Saint Petersburg
**  Chigorin, M.I. - Janowsky, D.M. 1900    Moscow
 *  Corzo, J. - Capablanca, J.R. 1901 (2)    Havana
**  Chigorin, M.I. - Pillsbury, H.N. 1902    Moscow
 *  Tarrasch, S. - Marshall, F.J. 1905    Nuremberg
 *  Chigorin, M.I. - Salwe, G.H.S. 1906    Lodz
**  Capablanca, J.R. - Roething, O. 1909    New York
**  Capablanca, J.R. - Jaffe, C. 1909    New York
**  Capablanca, J.R. - Rosenthal, J.C. 1909    New York
 *  Capablanca, J.R. - Marshall, F.J. 1909    New York and Scranton and Wilkes Barre
**  Capablanca, J.R. - Beihoff, G.J. 1910    New York
**  Capablanca, J.R. - Voigt, H.G. 1910    Philadelphia
**  Capablanca, J.R. - Gelly, M.A. 1911    Buenos Aires
**  Capablanca, J.R. - Portela, C.M. 1911    Buenos Aires
**  Capablanca, J.R. - Carranza, L. 1911    Buenos Aires
**  Capablanca, J.R. - Carranza, E. 1911    Buenos Aires
**  Capablanca, J.R. - Molina, L. 1911    Buenos Aires
**  Capablanca, J.R. - Villegas, B.H. 1911    Buenos Aires
**  Capablanca, J.R. - Lynch, J.A. 1911    Buenos Aires
**  Capablanca, J.R. - Nollmann, J. 1911    Buenos Aires
**  Capablanca, J.R. - Illa, R. 1911    Buenos Aires
**  Capablanca, J.R. - Anaya, A. 1911    Montevideo
**  Capablanca, J.R. - Berasain, J.F. 1911    Montevideo
**  Capablanca, J.R. - Chajes, O. 1912    New York
 *  Capablanca, J.R. - Jaffe, C. 1912    New York
 *  Aurbach, A. - Capablanca, J.R. 1913    Paris
 *  Capablanca, J.R. - Mieses, J. 1913    Berlin
 *  Capablanca, J.R. - Teichmann, R. 1913    Berlin
 *  Capablanca, J.R. - Znosko-Borovsky, E.A. 1913    Saint Petersburg
 *  Capablanca, J.R. - Dus-Chotimirsky, F.I. 1913    Saint Petersburg
 *  Capablanca, J.R. - Alekhine, A.A. 1913    Saint Petersburg
**  Capablanca, J.R. - Nimzowitsch, A. 1913    Riga
 *  Capablanca, J.R. - Bernstein, O.S. 1914    Moscow
 *  Capablanca, J.R. - Tartakover, S.G. 1914    Vienna
**  Capablanca, J.R. - Reti, R. 1914    Vienna
 *  Capablanca, J.R. - Aurbach, A. 1914    Paris
**  Capablanca, J.R. - Bogoljubow, E.D. 1914    Kiev
**  Capablanca, J.R. - Bohatirchuk, F.P. 1914    Kiev
**  Capablanca, J.R. - Fernandez, V. 1914    Buenos Aires
**  Capablanca, J.R. - Lopez, R. 1914    Buenos Aires
**  Capablanca, J.R. - Villegas, B.H. 1914    Buenos Aires
**  Capablanca, J.R. - Lynch, J.A. 1914    Buenos Aires
**  Capablanca, J.R. - Ruiz, E.G. 1914    Buenos Aires
**  Capablanca, J.R. - Israel, A.C. 1914    Buenos Aires
**  Capablanca, J.R. - Illa, R. 1914    Buenos Aires
**  Capablanca, J.R. - Molina, L. 1914    Buenos Aires
**  Capablanca, J.R. - Other, A.N. 1914    Buenos Aires
 *  Capablanca, J.R. - Shipley, W.P. 1915    Philadelphia
 *  Capablanca, J.R. - Lovegrove, W.R. 1916    San Francisco
**  Capablanca, J.R. - Stewart, W.H. 1926    Philadelphia
 
Tournaments
 
 *  Saint Petersburg 1876 (1)    Saint Petersburg Tournament
 *  Saint Petersburg 1877    Saint Petersburg Tournament
 *  Saint Petersburg 1879    Saint Petersburg Tournament
**  Moscow 1879    Moscow Tournament
**  Saint Petersburg 1880    Saint Petersburg Tournament
 *  Berlin 1881 (1)    2nd German Chess Federation Congress - Meisterturnier
 *  Saint Petersburg 1881    Saint Petersburg Tournament
 *  Vienna 1882 (2)    Vienna International Tournament
 *  London, England 1883 (5)    London Tournament
 *  New York 1889 (2)    6th American Chess Congress
 *  Hastings 1895 (7)    Hastings International Congress - Master's Tournament
 *  Saint Petersburg 1896    Saint Petersburg Tournament
 *  Nuremberg 1896    Nuremberg Tournament
 *  Budapest 1896    Budapest Tournament
 *  Berlin 1897 (7)    11th German Chess Federation Congress - Meisterturnier
 *  Davos 1898    Davos Tournament - Final
 *  Vienna 1898 (3)    Kaiser Jubiläumsturnier
 *  Cologne 1898 (2)    11th German Chess Federation Congress - Meisterturnier
 *  London, England 1899 (3)    London Major Tournament
 *  Moscow 1899 (1)    1st All-Russian Championship - Major Section
 *  Paris 1900    Paris International Tournament
 *  Moscow 1901 (1)    2nd All-Russian Tournament
 *  Monte Carlo 1901    Monte Carlo Tournament
 *  Monte Carlo 1902    Monte Carlo International Tournament
 *  Havana 1902    Cuba Championship
 *  Hanover 1902 (1)    13th German Chess Federation Congress - Meisterturnier
 *  Vienna 1903 (1)    King's Gambit Accepted Tournament
 *  Kiev 1903    3rd Russian National Tournament
 *  Cambridge Springs 1904    Cambridge Springs Tournament
 *  Saint Petersburg 1905 (1)    Rice Gambit Tournament
 *  Ostend 1905 (1)    Ostend Tournament
 *  Barmen 1905 (1)    Barmen Tournament - Meisterturnier A
 *  New York and Berlin 1905    New York - Berlin Cable Match
 *  Saint Petersburg 1906 (1)    4th All Russian Tournament
 *  Lodz 1906 (1)    Lodz Tournament
 *  Nuremberg 1906 (1)    15th German Chess Federation Congress - Meisterturnier
**  New York 1906 (4)    Columbia University - Manhattan Club Match
**  New York 1906 (5)    Columbia University - Brooklyn Club Match
**  New York 1906 (6)    Yale University - Columbia University Match
**  New York 1906 (7)    Columbia University - Harvard University Match
**  New York 1906 (8)    Yale University - Columbia University Match
**  New York 1906 (9)    Columbia University - Princeton University Match
**  London, England and New York 1907 (2)    7th Anglo-American Universities Cable Match
 *  Ostend 1907 (2)    Ostend Grandmaster Tournament
 *  Carlsbad 1907    Carlsbad Tournament
**  New York (?) 1910    Manhattan Club - New Jersey Match
 *  New York 1910 (3)    Franklin Chess Club - Manhattan Chess Club Match
**  New York 1916 (3)    Brooklyn - Manhattan Club Match
 *  New York 1916 (4)    Franklin Chess Club - Manhattan Chess Club Match
 *  Havana 1929    Cuban Masters Quadrangular Tournament
 *  Ramsgate 1929 (1)    22nd Kent County Chess Association Congress - British vs Foreigners