Observing by Hand: Sketching the Nebulae in the Nineteenth CenturyЭлектронная книгаObserving by Hand: Sketching the Nebulae in the Nineteenth CenturyавтораOmar W. NasimРейтинг: 3 из 5 звезд3/5Сохранить Observing by Hand: Sketching the Nebulae in the Nineteenth Century на потом