Defensive facility posters & prints

Housesteads Fort and Hadrian's Wall Anonymous

Fort Ladder 1 David Roseburg

Grianan of Aileach Anonymous

Rock of Cashel Anonymous

Broadway Tower Anonymous

Round Tower at Rock of Cashel Anonymous

San Francisco Bay, 1937 Anonymous

Dover Castle Anonymous

Walled Hillside Town of Monteriggioni, Italy in Spring Green Anonymous

The Great Wall of China Anonymous

Sant'Angelo Bridge and Castel Sant'Angelo at night Anonymous

Fog Rolling Under Golden Gate Bridge Anonymous

U.S. Army's Anti-missile System Complex Anonymous

Civil Defense Logo - Encircled Triangle Anonymous

Great Wall of China Anonymous

Federal Bullion Depository at Fort Knox Anonymous

La Defence Joas Souza

Depue Warehouse #6, Dustbin Salute Gordon Osmundson

Aerial View of Cuban Missile Facility Anonymous

Chancery Lane safe deposit facility Anonymous

Aerial View Of Petrochemical Plant Anonymous

Aerial View of Launch Facilities at Peenemunde Anonymous

State Department, (State Anonymous

The Conciergerie Anonymous

Crawler moving Space Shuttle to launch complex 39, Kennedy Space Center, USA, 1980s NASA

Executive operations, Automobile industry Anonymous

Design for a Fortification on the Outskirts of Paris - a Perspective View, Section and Three Floor Plans of the... French School

Aerial View of Hartford Sports Civic Center Anonymous

The Citadel, Marion Square Anonymous

Millville, New Jersey - Scenes. A view of Whitall Tatum Company houses Lewis Hine

View of battlements and lighthouse Anonymous

Corrugated Metal Silos #3 Gordon Osmundson

The Defence of the Town, 1918 Apollinari Mikhailovich Vasnetsov

Scene from the Defense of the Park of Chatillon, France Anonymous

The defences of Jericho in the Pre-Pottery Neolithic A period, c.1930-6 English Photographer

Congress Street toward Monument Square, Portland Anonymous