Blockhouses posters & prints

Old Block House, Fort Mackinac Anonymous

Blockhouse At West Point, 1802, Painting Anonymous

Old Block House Fort Mackinac and harbor, Mackinac Island Anonymous

Blockhouse Lighthouse, Rocky Point, Prince Edward Island, Canada Anonymous

Old Blockhouse Gun Tower Ruins on Tresco Anonymous

Winter Scene at the Blockhouse in Amsterdam, 17th century Reinier Zeeman

Blockhouse destroyed by a mine, Lomme, near Armentières, France, World War I Nightingale & Co

The capture of a German blockhouse, Croisilles, France, World War I Realistic Travels Publishers

Captured German blockhouse, Poelecappelle, Belgium, World War I Realistic Travels Publishers

Ice in the Atlantic Ocean Anonymous