Peter D. A. Boyd's article on 'Scots Roses, Scotch Roses, Burnet

Pyrite Group: Mineral information, data and localities.

Double Clan Wall Plaque

Bibliography – The Frayed Atlantic Edge

Scots roses by Peter D A Boyd - Historic Roses Group

Peter D. A. Boyd's book on 'Scots Roses, Rosa spinosissima and other Pimpinellifolias

List of publications on the economic and social history of Great Britain and Ireland published in 2018 - Hale - 2019 - The Economic History Review - Wiley Online Library

PDF) Scots Roses and related cultivars of Rosa spinosissima

Paintings in the Scottish National Gallery - Wikimedia Commons

Peter D. A. Boyd's article on 'Scots Roses and the North American connection

Peter D. A. Boyd's article on 'A Personal Crusade in Search of Scots Roses

Peter D. A. Boyd's article on 'Scots Roses and the North American connection

Clan Crest & Real Tartan - Framed