The Octagon Room at the Royal Observatory, Greenwich witch View of London from the

View of London from the River Thames showing Blackfriars Bridge and St Mary Magdalen

Earl of Arundel

Figure 5 Ptychozoon homalocephalum

" The plate is inscribed: "Drawn Engraved & Published by R

Stone date marks reading 1497

The Octagon Room at the Royal Observatory, Greenwich witch View of London from theInterior view of the main observing room at the old Royal Observatory building, known as the star chamber or octagon room. The view shows three astronomers at work, one at a table making notes while two others use a quadrant (left) and a refracting telescope (right) to view the sky through open windows. At the back of the room are three inset clocks including (A and B) the pair of timekeeping instruments made by Thomas Tompion (1639 1713) for the