In case anybody doesn't know, the Royal Liver Building was the tallest office building in Europe until after the Second World War.
It's a pity Liverpool's planners aren't as forward thinking now, as they were 100 years ago.
And the definition of a skyscraper is about the same as the definition of a length of a piece of string.
I've seen a postcard of Manhattan's skyline in about 1907 which mentions skyscrapers.