Source data found1. The Army of the United States, 1888 Portada (Henry Loomis Nelson)
2. Uniforms of the United States, 1959 Portada (Henry Loomis Nelson)
3. WWW LC en RLIN, 20/12/2006 (encabezamiento: Nelson, Henry Loomis, 1846-1908)
4. WWW WBI, 21/12/2006 (Nelson, Henry Loomis; profesor, periodista, escritor; n. 1846; f. 1908)