Porównaj
Boughton Street, Kent(002OSD000000015U00371000)
Drawing showing Boughton Street, Whitstable & Herne Bay in north Kent. Pencil lines cover this drawing, Radiating from elevated sites where the surveyor took angular measurements to plot topographical features. Several corrections have been made in black ink. Windmills are drawn in elevation at Millstrood, In the centre of the sheet.
The British Library1797