Account of a Series of Observations, Made in the Summer of the Year 1825, for the Purpose of Determining the Difference of Meridians of the Royal Observatories of Greenwich and Paris
Автор: Herschel, J., 50 стр., издатель: "Книга по Требованию", ISBN: 978-5-8819-7651-4



5 из 5, 4 голос(-ов).