The Twentieth Century Society

Campaigning for outstanding buildings

News

Developers fail to respond to Listing of IBM building

Virtual Events

Catch-up on our virtual event with artist Paul Catherall, limited time offer on a selection of his works and C20 Tote Bag collaboration

C20 Holiday Stays

Explore our guide, with lots of new entries

Support our campaign

Add your passion to ours and help us campaign to save the C20th buildings and design you love. Your support is crucial to our work.

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Magazine

Issue 2020/1

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New C20 book

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