| RGO Archives/RGO 126/4 contains: |
|---|
| <-- See earlier |
|---|
| 169 |
Observation ledger |
| 170 |
Observation ledger |
| 171 |
Observation ledger |
| 172 |
Observation ledger |
| 173 |
Observation ledger |
| 174 |
Observation ledger |
| 175 |
Observation ledger |
| 176 |
Observation ledger |
| 177 |
Observation ledger |
| 178 |
Observation ledger |
| 179 |
Observation ledger |
| See later --> |
|---|
|
Airy's Transit Circle: observation and reduction ledgers and associated papers
| Title |
Observation ledger |
| Reference |
RGO 126/4/174
(former reference: RGO 126/574) |
| Covering Dates |
9 Oct. 1917–9 July 1918 |
| Extent and Medium |
1 volume; paper |
|
| No further on-line information. |
|
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