Observations of the stellar parallax, from photographs taken and measured at the Royal Observatory, - detaljert visning

Observations of the stellar parallax, from photographs taken and measured at the Royal Observatory, Greenwich :

Royal Greenwich Observatory
Bok Engelsk 1925


Utgitt	London , 1925-1934
Omfang	2 b.
Emner	Royal Greenwich Observatory : (NO-TrBIB)90111009