Look at Life: The Tower of Babble

A look at how the Post Office Tower, now called the BT Tower, was built - and what goes on inside it. A look at how the Post Office Tower, now called the BT Tower, was built - and what goes on inside it. A look at how the Post Office Tower, now called the BT Tower, was built - and what goes on inside it. A look at how the Post Office Tower, now called the BT Tower, was built - and what goes on inside it.