▁class ▁vessels . ▁▁ 1 8 7 5 – 1 8 8 0 s ▁After ▁this ▁initial ▁br ush ▁with ▁destruction , ▁Pennsylvania ▁continued ▁to ▁provide ▁regular ▁service ▁between ▁Liverpool ▁and ▁Philadelphia ▁for ▁another ▁th ir teen ▁years . ▁In ▁ 1 8 7 5 , ▁a ▁decision ▁was ▁made ▁to ▁increase ▁the ▁first ▁class ▁complement ▁of ▁all ▁Pennsylvania ▁class ▁vessels ▁from ▁ 7 5 ▁to ▁ 1 0 0 . ▁In ▁ 1 8 7 8 , ▁Pennsylvania ▁was ▁involved ▁in ▁a ▁collision ▁with ▁the ▁sch oon er ▁H . ▁B . ▁H ume ▁in ▁which ▁the ▁latter ▁was ▁s unk . ▁Jud g ement ▁in ▁the ▁case ▁was ▁rendered ▁against ▁Pennsylvania ▁in ▁ 1 8 8 2 . ▁In ▁that ▁same ▁year , ▁the ▁wooden ▁pil oth ouse ▁in ▁the ▁bow ▁of ▁all ▁four ▁Pennsylvania ▁class ▁ships ▁was ▁replaced ▁with ▁an ▁iron ▁one ▁for ▁safety ▁reasons . ▁ ▁In ▁ 1 8 8 3 – 8 4 , ▁ins pe ctions ▁revealed ▁that ▁all ▁four ▁Pennsylvania ▁class ▁ships ▁required ▁immediate ▁maintenance ▁to ▁their ▁h ull s , ▁which ▁needed ▁strength ening . ▁The ▁rep airs ▁were ▁carried ▁out ▁at ▁a ▁cost ▁of ▁$ 2 5 , 0 0 0 ▁per ▁vessel , ▁but ▁the ▁additional ▁costs ▁probably ▁contributed ▁to ▁the ▁Pennsylvania ▁Rail road ' s ▁decision ▁to ▁wind ▁up ▁the ▁American ▁Ste am ship ▁Company , ▁whose ▁in ception ▁had ▁coinc ided ▁with ▁the ▁extended ▁economic ▁dow nt urn ▁beginning ▁with ▁the ▁financial ▁crisis ▁of ▁ 1 8 7 3 ,