<p>Preface.- Brief biography.- Scientific Paper no. 1a “Rendiconti dell’Accademia dei Lincei”, vol. 8, 1928, pp. 229-233.- On the splitting of the Roentgen and optical terms caused by the electron rotation and on the intensity of the cesium lines.- G. Gentile and E. Majorana.- Comment on the Scientific Paper no. 1a – E. Arimondo.- Scientific Paper no. 1b Talk given at the 22nd General Meeting of the Italian Physical Society “Il Nuovo Cimento”, vol. 6, 1929, pp. XIV-XVI.- Majorana dr. Ettore: Search for a general expression of Rydberg corrections, valid for neutral atoms or positive ions.- Comment on the Scientific Paper no. 1b – F. Guerra and N. Robotti.- Scientific Paper no. 2 “Il Nuovo Cimento”, vol. 8, 1931, pp. 22-28.- On the formation of molecular helium ion – E. Majorana.- Comment on the Scientific Paper no. 2 – A. Sasso.- Scientific Paper no. 3 “Il Nuovo Cimento”, vol. 8, 1931, pp. 78-83.- On the possible anomalous terms of helium – E. Majorana.- Comment on the Scientific Paperno. 3 – M. Inguscio and F. Minardi.- Scientific Paper no. 4 “Rendiconti dell’Accademia dei Lincei”, vol. 13, 1931, pp. 58-61.- Pseudopolar reaction of hydrogen atoms – E. Majorana.- Comment on the Scientific Paper no. 4 – A. Sasso.- Scientific Paper no. 5 “Il Nuovo Cimento”, vol. 8, 1931, pp. 107-113.- Theory of the incomplete P_ triplets – E. Majorana.- Comment on the Scientific Paper no. 5 – E. Arimondo.- Scientific Paper no. 6.- “Il Nuovo Cimento”, vol. 9, 1932, pp. 43-50.- Oriented atoms in a variable magnetic field – E. Majorana.- Comment on the Scientific Paper no. 6 – M. Inguscio.- Scientific Paper no. 7 “Il Nuovo Cimento”, vol. 9, 1932, pp. 335-344.- Relativistic theory of particles with arbitrary intrinsic angular momentum – E. Majorana.- Comment on the Scientific Paper no. 7 – N. Cabibbo.- Scientific Paper no. 8 8a - “Zeitschrift f¨ur Physik”, Bd. 82, 1933, pp. 137-145.- 8b - “La Ricerca Scientifica”, vol. 4 (1) 1933, pp. 559-563.- ¨Uber die Kerntheorie – E. Majorana.- On nuclear theory – E. Majorana.- Comment on the Scientific Paper no. 8 – L. A. Radicati di Brozolo.- Scientific Paper no. 9 “Il Nuovo Cimento”, vol. 14, 1937, pp. 171-184.- A symmetric theory of electrons and positrons – E. Majorana.- Comment on the Scientific Paper no. 9 – L. Maiani.- Scientific Paper no. 10 “Scientia”, vol. 36, 1942, pp. 58-66.- The value of statistical laws in physics and social sciences – E. Majorana.- Comment on the Scientific Paper no. 10 – R. N. Mantegna.- The Inaugural Lecture University of Naples, 13 january 1938.- Preliminary notes of the inaugural lecture – E. Majorana.- Comment on the “Preliminary notes of the inaugural lecture” – B. Preziosi and E. Recami. </p>