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| Kodaikanal Observatory (32) |
| Solar Prominences (22) |
| Solar prominence (11) |
| Sun (4) |
| Metallic prominence (3) |
| Solar spectrum (3) |
| Absorption Markings: Hα (2) |
| Spectra (2) |
| Spectroheliograms (2) |
| Spectrum (2) |
Now showing items 1-10 of 56