Article Weber, Thomas P.; (2007)
Carl Du Prel (1839--1899): Explorer of Dreams, the Soul, and the Cosmos unapi

Article Bonifácio, Vitor; (2011)
Early Astronomical Sequential Photography, 1873--1923 unapi

Article Nieto-Galan, Agustí; (2009)
“… Not Fundamental in a State of Full Civilization”: The Sociedad Astronómica De Barcelona (1910--1921) and Its Popularization Programme unapi

Article Carlos S Alvarado; Nancy L Zingrone; (2020)
Camille Flammarion on the powers of the soul; with an introduction by Carlos S unapi

Chapter Lightman, Bernard; (1996)
Astronomy for the people: R.A. Proctor and the popularization of the Victorian universe unapi

Thesis Lane, Kristina Maria Doyle; (2006)
Imaginative Geographies of Mars: The Science and Significance of the Red Planet, 1877--1910 unapi

Thesis Conley, Gregory Dean; (2013)
Alien Evolutions: Darwinian Influence on the History and Transformation of the Anglo-American Science Fiction Alien, 1885--1936 unapi

Article Marc Champagne; (2019)
Diagrams and alien ways of thinking unapi

Chapter Crowe, Michael J.; (2001)
Astronomy and Religion (1780-1915): Four Case Studies Involving Ideas of Extraterrestrial Life unapi

Article Crowe, Michael J.; (2001)
Astronomy and Religion (1780-1915): Four Case Studies Involving Ideas of Extraterrestrial Life unapi

Book Lane, K. Maria D.; (2011)
Geographies of Mars: Seeing and Knowing the Red Planet unapi

Article Launay, Françoise; Hingley, Peter D.; (2005)
Jules Janssen's `Revolver Photographique' and Its British Derivative, `The Janssen Slide' unapi

Book Dollfus, Audouin; (2006)
La grande lunette de Meudon: les yeux de la découverte unapi

Book Launay, Françoise; (2012)
The Astronomer Jules Janssen: A Globetrotter of Celestial Physics unapi

Article Francoise Launay; (2021)
Observations of the total solar eclipse of 18 August 1868 carried out by Jules Janssen at Guntoor, India unapi

Book Launay, Françoise; (2008)
Un Globe-Trotter de la physique céleste: L'astronome Jules Janssen unapi

Article J. -M. Malherbe; (2022)
Jules Janssen, the birth of solar physics, the foundation of Meudon Observatory, and the Mont Blanc adventure (1875-1895) unapi

Article Jean-Marie Malherbe; (2023)
130 years of spectroheliograms at Paris-Meudon observatories (1893–2023) unapi

Article Mahais, Marie-Claude; (1998)
Le soleil noir des Nilgiri: L'astronomie, la photographie et l'anthropologie physique en Inde du Sud unapi

Article Aubin, David; (2002)
Orchestrating Observatory, Laboratory, and Field: Jules Janssen, the Spectroscope, and Travel unapi