Allegheny City, known today as Pittsburgh's North Side, was the third-largest city in Pennsylvania when it was controversially annexed by the City of Pittsburgh

Allegheny Town was established in 1784 by order of the Supreme Executive Council of Pennsylvania. By 1840, the tiny wilderness community had grown in size and p

In 1907, Pittsburgh, Pennsylvania annexed a large land tract that already had an illustrious history as its own city-- the third largest and most prosperous in

Many modern Irish Pittsburghers can trace their roots to immigrants fleeing an Ireland devastated by the Great Potato Famine of the mid-1800s. They migrated to

1868/69, 1870/71 include a business directory.