- In Somerset's Skies
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- In Stereotype
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- In the Archive of Memory. The Fate of Poles and Iranians in the Second World War
- In the Arctic Seas - A Narrative of the Discovery of the Fate of Sir John Franklin and his Companion...
- In the Arena
- In the Beginning God
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- In The Blue - Behind the Front Line
- In the Bonesetter's Waiting Room
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- In the Cause of Labour: A History of British Trade Unionism
- In the Circles of Hell
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- In the Claws of the German Eagle: World War 1
- In The Clouds Above Baghdad, Being The Records Of An Air Commander [Illustrated Edition]
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- In the Days of Washington: A Story of The American Revolution
- In the Days of William the Conqueror
- In The Devil's Garden
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- In The Face Of The Enemy
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- In the Field (1914-1915)
- In the Field (1914-1915): The Impressions of an Officer of Light Cavalry. World War 1
- In the Fire of the Eastern Front
- In The Firing Line
- In The Firing Line: Stories Of The War By Land And Sea
- In the Flash Ranging Service: Observations of an American Soldier During His Service With the A.E.F....
- In the Footprints of the Padres
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- In the Footsteps of Generals: A Travel Guide to the Battlefields of France
- In The Footsteps Of Heroes
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- In the Footsteps of the Six Wives of Henry VIII
- In the Foreign Legion
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- In the Fourth Year - Anticipations of a World Peace
- In the Fullness of Time: A History of the Church of Saint Mary Magdalene, Toronto
- In the Galapagos Islands with Herman Melville
- In the Garden of Beasts: by Erik Larson Summary & Analysis
- In the Garden of the Gods
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- In the Heart of Africa
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- In the Heart of the Sea Summary
- In the Heat of the Summer
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- In the King's Name
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- In the Land of Cave and Cliff Dwellers
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- In the Land of the Blue Poppies
- In the Land of the Brother Leader