By the early 1860's these wildcatters were drilling for "black gold" all over western Pennsylvania.
截止到19世纪60年代早期，这些冒险者为寻找“黑色的金子”钻探遍了整个宾西法尼亚西部。
2
A century ago "wildcatters" put everything they had on the line to drill oil Wells, hoping to discover a gusher.
一个世纪之前“投机分子们”将身家性命全部压在了挖掘油井上，希望能够发现自喷井。
3
Some free banking states, like Louisiana, could boast of perfect success in protecting bank customers. Others -notably Michigan -became refuges for wildcatters.