Following Changes were made on this Homepage
| October 11. 2000 | New Guestbook |
| November 1. 1998 | A Map of my WEB-Site |
| Feedback Form fixed and redesigned | |
| October 28. 1998 | My ICQ# 21888280 |
| August 30. 1998 | Zu verschenken ... |
| Mai 16. 1998 | "About The Author" & "Linkpage" Re-Designed ... |
| Mai 3. 1998 | new additional email address:
Michael@Rieder.com HB9LAF Homepage is also accessable from my new domain name http://Michael.Rieder.com |
| März 3. 1998 | Scopes.pdf (PDF-Dokument über Teleskope) |
| Januar 25. 1998 | Guestbook & Feedback Form |
| Januar 21. 1998 | Verein
Sternwarte Rotgrueb Rümlang (VSRR) seit 28.3.98 bei www.Astroinfo.ch |
| May 22. 1997 | Hale-Bopp Datas updated
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| May 12. 1997 | FS: Hale-Bopp Photos |