The Octagon Room at the Royal Observatory, Greenwich witch Figure 5 Ptychozoon homalocephalum

Figure 5 Ptychozoon homalocephalum

'Valentine Rescuing Sylvia from Proteus'

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

'Wreckage'

The Octagon Room at the Royal Observatory, Greenwich witch Figure 5 Ptychozoon homalocephalumInterior 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