Clanlands: Whisky, Warfare, and a Scottish Adventure Like No Other

The Blackhouse: The gripping start to the bestselling crime series (The Lewis Thrillers Book 1)

Mary Queen of Scots

The Lewis Man: The much-anticipated sequel to the bestselling hit (The Lewis Thrillers Book 2)

The Clanlands Almanac: Seasonal Stories from Scotland

A History Of Scotland

Hadrian's Wall

The Chessmen: The explosive finale in the million-selling series (The Lewis Thrillers Book 3)

Captive Queen: The Decrypted History of Mary, Queen of Scots

Morals and Dogma of the Ancient and Accepted Scottish Rite of Freemasonry

How the Scots Invented the Modern World: The True Story of How Western Europe's Poorest Nation Created Our World and Everything in It

The Pretender's Lady: A Novel

Kathleen in Ireland

Irish Wisdom Preserved in Bible and Pyramids

The Wall That Divided Britain: A Deep Dive into Hadrian's Architectural Marvel: Unveiling the Mysteries of Rome's Northern Frontier: An In-Depth Exploration of Hadrian's Wall and Its Impact on British History

Our Island Story

Tudors Versus Stewarts: The Fatal Inheritance of Mary, Queen of Scots

Stone of Destiny: A Passenger's Guide