Equatorial sextant at the Royal Observatory, Greenwich hobby ' Below this is the

' Below this is the Royal Society's address

The back of an Invicta 4

Middlesbrough FC team photograph

Fiat Experimentum-

plate I of The Harlot's Progress

Equatorial sextant at the Royal Observatory, Greenwich hobby ' Below this is theExterior scene showing a rear 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 upon which can be seen stepladders and a lantern. Plate 4 (right half detail) from Ichnographia speculae Regiae Grenovici exquisite facta (London, 1676) a series of engravings commissioned by Sir Jonas Moore, the leading