John Ainslie

[2] After Jefferys' death he returned to Scotland where he surveyed Scottish counties, engraving and publishing the maps.

[7] The map was a landmark in the improvement of the outline of Scotland and for the first time showed the Great Glen as a straight line and Skye, Mull, and Islay shown with more accuracy than had previously been seen.

[5] He wrote the standard text for his profession, the "Comprehensive treatise on Land Surveying comprising the Theory and Practice of all its Branches".

[1][8] On 27 October 1776 he married Christian, the daughter and heiress of Jedburgh merchant Thomas Caverhill.

[9] He died at 72 Nicolson Street[10] in Edinburgh on the 29 February 1828 and is buried at Jedburgh Abbey.