Observ的图书会按更新时间持续补充，适合从代表作和同主题书继续延展阅读。
The Internal Solar Angular Velocity
National Solar Observatory; Durney, B. R.; Sabatino, Sofia
评分 暂无
The Photochronograph and Its Applications
Observatory, Georgetown College
Seccion De Meteorolojia
[Chile] , Observatorio Astronomico Naci
2013 Nautical Almanac
US Naval Observatory
Revised Harvard Photometry; A Catalogue of the Positions, Photometric Magnitudes and Spectra of 9110 Stars, Mainly of the Magnitude 6.50, and Brighter
Observatory, Harvard College
1882. Meteorological Observations Made at the Adelaide Observatory
Observ, Adelaide
Astronomical Observations, Made at the Royal Observatory at Greenwich, ...
Greenwich, Royal Observatory
Catalogue of 1068 \Intermediate\" Stars Situated Between 51 and 65 South Declination for the Equinox 1900
from Observations Made at the Sydney Observa"
Description of the Star Camera
Observatory, Sydney; New South Wales Public Instruction Dept;
