Plans of Cairness House Bundle of five plans (undated), including fragments, originally contained in envelope endorsed: ‘Cairness Mansion plans of drains and bathrooms and central heating, plans of South Lodge, of Sewer drain from mansion across Lawn Park’. 1: Cairness House, plan of first floor; 2: Cairness House, plan of ground floor; 3: Cairness House: plan of first floor showing central heating (torn), Charles Ritchie & Co., heating engineers, Aldine Works, Edinburgh; 4: Cairness House: plan of ground floor showing central heating, Charles Ritchie & Co., heating engineers; Aldine Works, Edinburgh; 5: Cairness House, plan of basement, showing central heating. c. 1920