Eclipses, Transits, and Comets of the Nineteenth Century How America's Perception of the Skies Changed Cottam Stella Innbundet / 2014 / Engelsk
Eclipses, Transits, and Comets of the Nineteenth Century How America's Perception of the Skies Changed Cottam Stella Heftet / 2016 / Engelsk
Cincinnati Observatory Its Critical Role in the Birth and Evolution of Astronomy in America Cottam Stella Innbundet / 2024 / Engelsk