Letters with instructions to Stewart Souter at Duff House from Lord Fife and John Harden, Letters with instructions to Stewart Souter at Duff House from Lord Fife and John Harden, some with enclosures, including list of horses at Duff House parks, place and date of writing endorsed by Lord Fife; also to Souter: Estate: Alexander Stronach Industry: William and Robert Ogston & Co. wishing to take over the lease of the waulkmill at Mill of Turriff with a view to installing new machinery Personal: William Stronach April 1800