Astronomical handbook /
Wedi'i Gadw mewn:
| Teitl Blaenorol: | Astronomical data (Perth, W.A.) |
|---|---|
| Awdur Corfforaethol: | |
| Fformat: | Cyfresol |
| Iaith: | English |
| Cyhoeddwyd: |
Perth, W.A. :
The Observatory,
[1988-1991].
|
| Pynciau: |
| Cyhoeddwyd: | 1989-1992. |
|---|---|
| Disgrifiad o'r Eitem: | Cover title. "The 1989 Astronomical handbook is a complete re-arrangement of the Astronomical data book that has been published by Perth Observatory since 1965." |
| Disgrifiad Corfforoll: | v. ; 25 cm. |