That is how much it was expected to cost to build.
The building was opened in July 1906 and had cost £11,000 to build.
It is said to have cost £30,000 to build the fort.
What would it cost to build something a thousand times as big?
Why does it cost £11M to build 1km of road?
It cost £20,000 to build and took four years to complete.
How much does it cost to build a concept car?
So exactly how much does it cost to build one?
And in 1915, the building was sold for $1,250,000 - $500,000 more than it had cost to build three years earlier.
In any case, it must cost like crazy to build the things.