Bloody Mary: Tudor Terror, 1553–1558

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

Night of the Long Knives: Hitler's Excision of Rohm's SA Brownshirts, 30 June – 2 July 1934

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

Cardiff & the Vale in the First World War

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

Prague Spring 1968: Warsaw Pact Invasion

A History Of Scotland

1944 The Second World War at Sea in Photographs

The Clanlands Almanac: Seasonal Stories from Scotland

Following in the Footsteps of Henry Tudor: A Historical Journey from Pembroke to Bosworth

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

1914 The First World War at Sea in photographs: Grand Fleet vs German Navy

Secret Wars: One Hundred Years of British Intelligence Inside MI5 and MI6

1941 The Second World War at Sea in Photographs

Snapshots of Welsh History: Without the Boring Bits

Mary Queen of Scots

Robert the Bruce: Scotland's True Braveheart

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