Report of the astronomer royal to the board of visitors : read at the annual visitation of the Royal Observatory, Greenwich ...

Titolo dal 1857 al 1947: Report of the astronomer royal to the board of visitors of the Royal Observatory, Greenwich; titolo del fascicolo del 1844: Address and explanation by the astronomer royal, presented to the board of visitors of the Royal Observatory, Greenwich, at their Special Meeting of 1843, Nov 10, and report of the astronomer royal; titolo del fascicolo del 1853: Address to the individual members of the board of visitors of the Royal Observatory, Greenwich by the Astronomer royal and report of the astronomer royal; titolo del fascicolo del 1860: Report of the astronomer royal to the board of visitors of the Royal Observatory, Greenwich and address of the astronomer royal to the board of visitors; titolo dei fascicoli del 1856 e 1866: Address of the astronomer royal to the individual members of the board of visitors of the Royal Observatory, Greenwich and report of the astronomer royal to the board of visitors of the Royal Observatory, Greenwich