From the opening of the City & South London Railway independent electric locomotives were used under compulsion of the Board of Trade.
The federal system for hardrocks, pursuant to the Mining Law of 1872, allows the discovery, location, and development of these minerals without payment to the federal government.
hardrocks,
On the other hand, this evidence may provide grounds for hope that higher-level processes may be measurable (in part, at least) and, hence, emulable.
an unquiet night
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