Much of this work was paid for by Congressional appropriations.
But he said it would undoubtedly require a special Congressional appropriation.
It was made into a national observatory in 1842 via a federal law and a Congressional appropriation of $25,000.
The building was built in part with a $12.5 million congressional appropriation in 1994.
The library's basic operations will depend, as always, on Congressional appropriations.
Much of that cost would be borne by the taxpayers through Congressional appropriations.
Construction of the new light was considerably delayed from the first congressional appropriation in 1904.
But department officials concluded that it was more realistic to expect a Congressional appropriation of $26.4 billion.
The program has a budget of $122M over five years, subject to Congressional appropriation.
The money comes from special taxes on industry as well as Congressional appropriations.