This page lists all content on our site that has been tagged with "Infrared spectra". You may find a variety of content here, from books, to exhibitions, to events. Book Annals of the Astrophysical Observatory of the Smithsonian Institution Annals of the Astrophysical Observatory of the Smithsonian Institution v.1 (1900) Annals of the Astrophysical Observatory of the Smithsonian Institution v.2 (1908) Annals of the Astrophysical Observatory of the Smithsonian Institution v.3 (1913) Annals of the Astrophysical Observatory of the Smithsonian Institution v.4 (1922) Annals of the Astrophysical Observatory of the Smithsonian Institution v.5 (1932) Annals of the Astrophysical Observatory of the Smithsonian Institution v.6 (1942) Annals of the Astrophysical Observatory of the Smithsonian Institution v.7 (1954)