This Chart of THE DOWS AND MARGATE ROADS BRITISH ISLES
Made and published by William Heather at The Navigation Warehouse, 157
Leadenhall St, London, 12
January 1797.
Copper engraving in black and white
Image size: 25" x 31.1/4" approx., plus borders. ; 61.5 x 76.7 cm.
Very rare.
Contains three views of Ramsgate & the South Foreland, and a short note on
buoyage. The north Kent coast
has several coastal profiles, many with clearing lines to dangers off-shore.
Sand banks and other dangers
named. Many soundings. Compass rose; rhumb lines.Variation shown.
Recommended tracks. Leading lin
es. Anchorages. Tidal arrows and stream velocities on neaps & springs.
Lighthouses, lightships, buoys. The
actual coastline shows the cliffs, beaches, etc.The imprints read Drawn by J.
Norie, Teacher of Navigation,
No.157 Leadenhall Street, London. Publifhed as the Act directs, January, the
12th.1797 by W. Heather, at
the Navigation Warehoufe, No.157, Leadenhall Street. Heather's charts were,
and still are, highly regarded.
They are now becoming scarce. Norie went on to buy out the business which
became the largest in the
country. His blue-back charts were used worldwide; they were constantly
updated. The firm evolved into
Imrays, which survives to this day, though not quite in its original form or on
the original site. 4 5/8" = 4
miles - approx.