| Modern Music and Musicians Enclopedia II The Great Composers Critical and Biographical Sketches Part One Philharmonic Edition | Louis C. Elson; Nicholas de Votre; Ignace J. Paderewski | The University Society, New York | 1918 |
| Modern Music and Musicians Enclopedia Vol I The Pianists Guide Theory Technique History The Opera Philharmonic Edition | Louis C. Elson; Nicholas de Votre; Ignace J. Paderewski | The University Society, New York | 1918 |
| Modern Music and Musicians Enclopedia Volume I The One Hundred Greatest Copmositons for the Piano, Compositons for Piano Philharmonic Edition | Louis C. Elson; Nicholas de Votre; Ignace J. Paderewski | The University Society, New York | 1918 |
| Modern Music and Musicians Enclopedia Volume II Compositions for Piano Philharmonic Edition | Louis C. Elson; Nicholas de Votre; Ignace J. Paderewski | The University Society, New York | 1918 |
| Modern Music and Musicians Enclopedia Volume III Compositions for Piano Philharmonic Edition | Louis C. Elson; Nicholas de Votre; Ignace J. Paderewski | The University Society, New York | 1918 |
| Modern Music and Musicians Enclopedia Volume IV Compositions for Piano Philharmonic Edition | Louis C. Elson; Nicholas de Votre; Ignace J. Paderewski | The University Society, New York | 1918 |
| Modern Music and Musicians Enclopedia Volume V The One Hundred Greatest Copmositons for the Piano Normal Study Philharmonic Edition | Louis C. Elson; Nicholas de Votre; Ignace J. Paderewski | The University Society, New York | 1918 |
| Modern Music and Musicians Enclopedia Volume VI Compositions for Piano Philharmonic Edition | Louis C. Elson; Nicholas de Votre; Ignace J. Paderewski | The University Society, New York | 1918 |
| Modern Music and Musicians Enclopedia Volume VII The One Hundred Greatest Copmositons for the Piano, Compositons for Piano a=General and Graded Indexes Philharmonic Edition | Louis C. Elson; Nicholas de Votre; Ignace J. Paderewski | The University Society, New York | 1918 |
| Modern Music and Musicians Volume III The Great Composers Critical and Biographical Sketches Part Two | Louis C. Elson; Nicholas de Votre; Ignace J. Paderewski | The University Society, New York | 1918 |