1840 data - Permanent Service for Mean Sea Level [link]
http://www.psmsl.org/products/author_archive/porta40.txt
| Format | TXT |
|---|---|
| Protocol | WWW:LINK-1.0-http--downloaddata |
| Last updated | 2026-11-05 |
| Created | 2026-11-05 |
http://www.psmsl.org/products/author_archive/porta40.txt
| Format | TXT |
|---|---|
| Protocol | WWW:LINK-1.0-http--downloaddata |
| Last updated | 2026-11-05 |
| Created | 2026-11-05 |