Plan of Arthur's seat. Engraved at the ord. map office.
Southampton, 
[1856]
"Part of an electrotype copy of sheet 2, Edinburghshire", showing Zenith Sector stations and cross-section lines. Layer tints and "illuminated contours" have been added by a second (lithographic) printing.
Philosophical Trans (J. 204) for original map.
To accompany: On the deflection of the plumb-line at Arthur's Seat ... Communicated by Lieut.-Col. James ... Superintendent of the Ordnance Survey (Philosophical Transactions; 1856. Pl. XXXII). Note: original map does not have the relief printing.