* 1956 – Ringling Bros. and Barnum & Bailey Circus closes its very last " Big Tent " show in Pittsburgh, Pennsylvania, due to changing economics all subsequent circus shows will be held in arenas.

* May 20 – U. S. President Bill Clinton indefinitely closes part of the street in front of the White House, Pennsylvania Avenue, to vehicular traffic in response to the Oklahoma City bombing.

* April 10 – Volkswagen becomes the second ( after Rolls-Royce ) non-American automobile manufacturer to open a plant in the United States, commencing production of the Rabbit, the North American version of the Volkswagen Golf, at the Volkswagen Westmoreland Assembly Plant near New Stanton, Pennsylvania with a unionized ( UAW ) workforce ( the plant closes in 1992.

The film closes with Daniels moving out of her apartment to return to Pennsylvania with Klute.

* The Leiper Railroad, connecting Crum Creek to Ridley Creek, Pennsylvania closes to be replaced by the Leiper Canal.

* June 20 – Pennsylvania Railroad's Manhattan Transfer station in New York City closes after 26 years of service in favor of Newark Penn Station.

Aug. 4, 1821, nearly a century after Benjamin Franklin founded the Pennsylvania Gazette -- a century during which it had undergone several changes in ownership and a few brief suspensions in publication -- this paper made its first appearance as the Saturday Evening Post.

He could no longer build anything, whether a private residence in his Pennsylvania county or a church in Brazil, without it being obvious that he had done it, and while here and there he was taken to task for again developing the same airy technique, they were such fanciful and sometimes even playful buildings that the public felt assured by its sense of recognition after a time, a quality of authentic uniqueness about them, which, once established by an artist as his private vision, is no longer disputable as to its other values.

The first superhighways -- New York's Henry Hudson and Chicago's Lake Shore, San Francisco's Bay Bridge and its approaches, a good slice of the Pennsylvania Turnpike -- were built as part of the federal works program which was going to cure the depression.

Dr. H. V. Hilprecht, Professor of Assyrian at the University of Pennsylvania, dreamed that a Babylonian priest, associated with the king Kurigalzu, ( 1300 B.C. ) escorted him to the treasure chamber of the temple of Bel, gave him six novel points of information about a certain broken relic, and corrected an error in its identification.

About the same time the Alleghenies and Poconos in Pennsylvania are magnificent -- Renovo holds its annual Flaming Foliage Festival on Oct. 14, 15.

* 1789 – In New York City, the United States House of Representatives holds its first quorum and elects Frederick Muhlenberg of Pennsylvania as its first House Speaker.

In 1855, Scott made it possible for Carnegie to invest $ 500 in the Adams Express, which contracted with the Pennsylvania to carry its messengers.

Although he had left the Pennsylvania Railroad Company, he remained closely connected to its management, namely Thomas A. Scott and J. Edgar Thomson.

He was also partners with William Goddard and Joseph Galloway the three of whom published the Pennsylvania Chronicle, a newspaper that was known for its revolutionary sentiments and criticisms of the British monarchy in the American colonies.

* Burroughs made military computers, such as the D825 ( the " D " prefix signifying it was for defense industrial use ), in its Great Valley Laboratory in Paoli, Pennsylvania.

In 1790, at least, “ the powers of the court of king's bench vested in the supreme court of Pennsylvania .” As for the dissolution of corporations, there seems not to have been much question that a corporation might “ surrender its legal existence into the hands of that power, from which it was received.

* Pennsylvania uses the " Commonwealth of Pennsylvania " constitutionally and in its official title.

Commodore is the commonly used collective name for Commodore International Limited and the various national companies that operated underneath it, including Commodore Business Machines ( CBM ), the U. S .- based home computer and electronics manufacturer with headquarters in West Chester, Pennsylvania that it shared with its parent.

Commodore had been reorganized the year before into Commodore International, Ltd., moving its financial headquarters to the Bahamas and its operational headquarters to West Chester, Pennsylvania, near to the MOS Technology site.

The Commodore Semiconductor Group ( formerly MOS Technology, Inc .) was bought by its former management and in 1995, resumed operations under the name GMT Microelectronics, utilizing a troubled facility in Norristown, Pennsylvania that Commodore had closed in 1992.

* 1856 – The Republican Party opens its first national meeting in Pittsburgh, Pennsylvania.

The H. J. Heinz Company (), commonly known as Heinz and famous for its " 57 Varieties " slogan and its ketchup, is a U. S Consumer packaged goods company with world headquarters in Pittsburgh, Pennsylvania.

The Society is best known for its worldly successes, most notably the establishment of three model communities, the first at Harmony, Pennsylvania ; the second, also called Harmony, in the Indiana Territory, now New Harmony, Indiana ; and the third and final town at Economy, now Ambridge, Pennsylvania.

In a subsequent meeting in November held at the Cornell Aeronautical Laboratory in Buffalo, a group of eight administrators “ agreed that there was a need for some kind of group or organization that would look beyond business and fiscal matters into the broader aspects of research administration ,” as reported by Donald S. Murray of the University of Pennsylvania.

When the Pennsylvania Department of Education denies the request, the school district must ( 1 ) reduce the tax rate increase to no more than its index or ( 2 ) submit a referendum question for voter approval in the next primary election ( for school districts with a July 1 through June 30 fiscal year ).

She worked as a domestic, first in Newport for a year, and then in South Bethlehem, Pennsylvania, for another year.

From early family portraits, painted before he entered the schools of the Pennsylvania Academy of the Fine Arts, the chronology extends to a group of paintings executed in his last year ( 1951 ) and still part of his estate.

Barred by a court injunction from playing baseball in the state of Pennsylvania the next year, Lajoie was traded to the Cleveland team, where he played and managed for many years.

For 26 years ( 1863 – 1889 ) he was connected with the medical faculty of the medical school of the University of Pennsylvania, being elected professor of operative surgery in 1870 and professor of the principles and practice of surgery in the following year.

His determination to gain acceptance and respect for the gay press can be summed up by his 15 year battle to gain membership in the Pennsylvania Newspaper Association, one of the nation's oldest and most respected organizations for daily and weekly newspapers.

Nkrumah earned a Master of Science in education from the University of Pennsylvania in 1942, and a Master of Arts in philosophy the following year.

The Eagles hold their preseason training camp from the end of July through mid-August each year at Lehigh University in Bethlehem, Pennsylvania in the Lehigh Valley.

A plant in Lancaster, Pennsylvania which RCA operated from the late 1940s to June 1986, released more than 250, 000 pounds of pollutants per year from its exhaust stacks.

In 1836 an American scientist, Dr. David Alter, invented the first known American electric telegraph, in Elderton, Pennsylvania, one year before the Cooke and Wheatstone and the Morse telegraphs.

In 1755 he was admitted to the Bar of the Lower Counties, as Delaware was then known, and likewise in the Province of Pennsylvania the following year.

* July 4 – With the admission of Alaska as the 49th U. S. state earlier in the year, the 49-star flag of the United States debuts in Philadelphia, Pennsylvania.

* Establishment of Wright's Ferry under the authority of the Province of Pennsylvania triggers Cresap's War – a nine year long conflict also known as the Maryland-Pennsylvania boundary dispute – the conflict mainly centered in Lancaster County, Pennsylvania and York County, Pennsylvania on either banks of the Susquehanna River.

Barred by a court injunction from playing baseball in the state of Pennsylvania the following year, Lajoie was traded to the Cleveland team, where he played and managed for many years .< ref name =" nap ">

It opened in Harrisburg, Pennsylvania, on December 4, 1839, almost a full year before the general election.

According to Pennsylvania State University's " Living Wage Calculator ", the living wage for the city is US $ 8. 02 per hour ( or $ 16, 691 per year ) for an individual and $ 25. 80 per hour ($ 53, 662 per year ) for a family of four.

* December 9, 1985: Philadelphia, Pennsylvania At Archbishop Ryan High School for Boys, a 22 year old Mental health patient took 6 students hostage with what ended up being a starter pistol.

In the same year, Fonda spoke out against the war at a rally organized by Vietnam Veterans Against the War ( VVAW ) in Valley Forge, Pennsylvania.

At age eighteen, Ensslin spent a year in the United States of America, where she attended high school in Warren, Pennsylvania.

In that year, the University of Pennsylvania adopted a new patent policy to protect the intellectual purity of the research it sponsored, which would have required Eckert and Mauchly to assign all their patents to the University had they stayed beyond March.