Letter from Sir George Biddell Airy, Royal Observatory Greenwich, to William M. Dobie [address unknown].
Airy comments on how the companion of alpha Aquilae has been repeatedly obscured from 1781 to 1862, as recorded by W. Herschel, Struve, J. Herschel, Smythe, and Piazzi Smythe. Estimates the magnitude and distance.
Record Details
| Item reference: | AGC/A/4/11 |
|---|---|
| Catalogue Section: | Manuscript documents acquired singly by the Museum |
| Level: | ITEM |
| Extent: | 1 letter |
| Date made: | 1863-08-18 |
| Creator: | Airy, George Biddell |
| Credit: | National Maritime Museum, Greenwich, London |
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- Postcard from Sir George Biddell Airy, Royal Observatory Greenwich, to H. George Fordham Esq., Scientific Club, 4, Savile Row. (Manuscript) (AGC/A/4(1))
- Letter from Sir George Biddell Airy, Keswick, to unknown recipient. (Manuscript) (AGC/A/4/1)
- Letter from Sir George Biddell Airy, Royal Observatory Greenwich, to W. Newman, Mathematical Instrument Maker, Regent Street, London. (Manuscript) (AGC/A/4/2)
- Letter from Sir George Biddell Airy, Flamsteed House, Royal Observatory Greenwich, to George Peacock, Dean of Ely. (Manuscript) (AGC/A/4/3)
- Letter from Sir George Biddell Airy, Royal Observatory Greenwich, to George Ransome, Ipswich. (Manuscript) (AGC/A/4/4)
- Letter from Sir George Biddell Airy, Royal Observatory Greenwich, to George Ransome. (Manuscript) (AGC/A/4/5)
- Letter from Sir George Biddell Airy, Royal Observatory Greenwich, to Professor Wheatstone, King's College, Somerset House. (Manuscript) (AGC/A/4/6)
- Letter from Sir George Biddell Airy, Royal Observatory Greenwich, to George F Chambers. (Manuscript) (AGC/A/4/7)
- Letter from Sir George Biddell Airy, Royal Observatory Greenwich, to E W Cooke. (Manuscript) (AGC/A/4/8)
- Letter from Sir George Biddell Airy, Sutherland, to His Grace The Duke of Northumberland. (Manuscript) (AGC/A/4/9)
- Letter from Sir George Biddell Airy, Royal Observatory Greenwich, to William M. Dobie [address unknown]. (Manuscript) (AGC/A/4/10)
- Letter from Sir George Biddell Airy, Royal Observatory Greenwich, to William M. Dobie [address unknown]. (Manuscript) (AGC/A/4/11)
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