A plan of the river Spey from the low water mark to Ballhagarty's Gavin, with the coast at high & low water / 
May, Peter.
Phinn, Thomas.
Edinburgh, 
1761.
Explanation; Information from the plan; Answers to the Duke of Gordon's Memoir; Answers to the Memoir from the Earls of Moray and Fife.
Some land use is also shown.