Astronomy, as it is known at the present day; with an account of the nature and use of astronomical instruments, the manner of calculating the notes . and a number of other useful and interesting
Автор:George G Carey Год: 2011 Издание:Книга по Требованию Страниц: 272 ISBN: 9785879188790 Воспроизведено в оригинальной авторской орфографии.