Questions by Sebastian Castaldi

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Questions by Sebastian Castaldi

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thanks to edwin drake's innovative spirit, american industry reached previously unthought of height due to his creation of the first american

asked Aug 13, 2017

History
high-school

2 answers

5 votes

4.9k views

Gravel, crushed rock, cinder—these are used as ballast on railroad beds. correct incorrect

asked Feb 6, 2017

English
high-school

2 answers

1 vote

21.4k views

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