Rivera 4006 Rizal erosion, others of deposition, and many are alternately the one and the other, with flood- ing and shrinking. In law, a river is con- sidered to be a stream of water larger in vol- ume than a creek or brook, flowing in one direction constantly, or up and down with the tide, and discharging into a larger body of water. In general, the public possesses the right to navigate rivers capable of navi- gation. But in the U. S. legislation affecting navigation, as well as the improvement of navigable rivers, is vested in Congress, or, in lieu of Congressional action, in the state legislatures. Rivera, Diego (1886- ), artist, was born in Guanajuato, Mexico, of an intellec- tual family of liberal views. He studied art in Mexico, Spain, and France where he came under the influence of the political teachings of Russian exiles. He was highly affected by the work of Cezanne, and became the friend and student of Picasso. After a trip to Italy in 1920, he began to think and plan in terms of murals. Rivera and the Mexican painter Orozco are now painting the true fresco, a difficult art. Rivera's work commissioned for Rockefeller Center was destroyed, owing to his refusal to substitute another for the likeness of Lenin, but examples of his work may be seen in New York City, Detroit, San Francisco, and government buildings in Mex- ico. His frescoes, by their radical subjects, have provoked bitter criticism, as well as the highest praise for their excellence as works of art. River Brethren originated among some Swiss settlers in Pennsylvania, supposed to have been Mennonites. In consequence of a revival about 1770 a number of churches were organized, the first members receiving baptism in the Susquehanna, whence their name. About half of the total membership is hi Pennsylvania. They practise trine im- mersion, washing of feet, non-resistance, and non-conformity to worldly practices. Riverside, city, California. It is a resi- dential city and is known for its beautiful tree-lined drives. Riverside is a shipping point for citrus and deciduous fruits, grain, dairy products, and poultry. An extensive trade is carried on in Portland cement which is manufactured here; p.34,696. Rives, Alfred Land on (1830-1903), Am- erican engineer, was born in Paris, France. He was one of the assistant engineers in charge of the construction of the Capitol at Washington, the Washington aqueduct, Poto- mac River improVementSi and other Govern- ment works. He was chief engineer of the Cape Cod Canal. Rives, Amelie (Princess Troubetz- koy) (1863- ), American author and poet, was born in Richmond, Va. In 1888 appeared The Quick or the Dead? a novel which, because of its fervid style, attracted much attention and invited some ridicule. This was followed by Virginia of Virginia (1888); and other works including As the Wind Blew, poems (1920) ; The Sea Woman's Cloak (1923); The Prince and the Pauper (1920); Love-in-a-Mist (1926); Firedamp Rives, William Cabell (1793-1868), Am- erican politician, was born in Nelson co., Va. Appointed minister to France by Jack- son in 1829, he negotiated the indemnity treaty, signed July 4, 1831, and returned to America in 1832 to enter the U. S. Senate. He was again minister to France in 1849-53. Riviera, a narrow strip of coast on the Gulf of Genoa, Italy, extending into France. Owing to its sheltered climate and the natural beauty of its scenery, the different towns along the coast— such as Pegli, San Remo, Ospedaletti, Bordighera, Mentone, Monte Carlo, Monaco, and Nice— are favorite health and pleasure resorts. Parallel with the coast runs La Corniche, a picturesque road built by the Romans, and widened by Napoleon i. in 1800. Riviere, Briton (1840-1920), English ani- mal painter of Huguenot descent, born in London. Six of his pictures are in the Tate Gallery, London; his Sympathy (1877) is in Holloway College. His masterpiece is Per- sepolis (1878). Rivington, James (c. 1724-1802), Amer- ican Loyalist journalist, born in London. From 1773 until his press was destroyed by a party of Connecticut militia in 1775, he published the New York Gazetteer in the Tory interest. Toward the close of the war, when American success seemed likely, Riv- ington began to furnish secret information to Washington, and on the British evacuation endeavored to continue his paper under the name of Rivington's New York Gazette and Universal Advertiser, but he was unpopular and his paper soon ceased publication. Rix, Julian Walbridge (1850-1903), American landscape painter, born at Peaca- am, Vt, St. John's Harbor (1903) is one of his best pictures. Rixey, Presley Marion (1832-1928) , Am- erican naval surgeon, born in Culpeper, Va. Rizal, Jose (1861-96), Filipino author and