Inicia en 1899 con el vol. 1, cierra en 1997 con el vol. 100, no. 1
Applied science & technology index General science index Magazine index BioBusiness Book review index Chemical abstracts Coal abstracts Excerpta medica GeoRef Hospital literature index
Vol. 84 contenido en dos numeros solamente
Vols. de 1899 - 1908 publicado por Massachusetts Institute of Technology, Association of Class Secretaries; oct.-nov. 1969- por Alumni Association; -ene. 1997 por Association of Alumni and Alumnae