Equatorial sextant at the Royal Observatory, Greenwich flying bomb Mens 1500m Final

Mens 1500m Final

King Henry III renewing and confirming Magna Charta

showing traffic on the River Thames

'The Child Jesus in the Temple'

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Equatorial sextant at the Royal Observatory, Greenwich flying bomb Mens 1500m FinalExterior scene showing a front view of the 7 foot equatorial sextant with a telescopic sight designed for the old Royal Observatory by John Flamsteed (1646 1719) the first Astronomer Royal. The instrument is on an observing platform which includes writing equipment and below, a clock. Plate 4 (right half detail) from Ichnographia speculae Regiae Grenovici exquisite facta (London, 1676) a series of engravings commissioned by Sir Jonas Moore, the