* November 14 – The first recorded meeting of the Franklin Literary Society was held at Canonsburg Academy ( now Washington & Jefferson College ).

Canonsburg was laid out by Colonel John Canon in 1789 and incorporated in 1802.

Canonsburg's population in 1910, including South Canonsburg, which was annexed in 1911, was 5, 588 ; in 1920 it was 10, 632 ; and in 1940 it was 12, 599.

Jonathan Letterman, the " Father of Battlefield Medicine " during the Civil War, was also born in Canonsburg.

Yenko Chevrolet, one of largest and most notorious custom muscle car shops of the late 1960s and early 1970s, was also located in Canonsburg.

The line closed on August 29, 1953, with the last three trolley cars travelling south through Canonsburg to the Pennsylvania Trolley Museum in 1954 shortly before the track was removed.

The site was then used by the Canonsburg Pottery Company, operated by the George Family ( locally referred to as " The Kennedys of Canonsburg "), for land and clay.

The Canonsburg mill site was designated in the 1978 Uranium Mill Tailings Radiation Control Act as eligible for federal funds for clean up.

Residual radioactivity was consolidated into a covered, clay-lined cell at the Canonsburg mill site, which is fenced and posted.

Sources conflict on whether he left willingly or was dismissed ; but, either way, he left Canonsburg to visit Pittsburgh with another student and didn't return.

Starting at the age of 14, he attended nearby Jefferson College in Canonsburg, Pennsylvania, studying civil engineering and law, but was forced to leave before graduation due to the death of his father, whose debts he assumed.

William Henry " Willie " Letterman was born in Canonsburg, Pennsylvania.

( August 12, 1832-May 23, 1881 ) He was the co-founder of the Phi Kappa Psi Fraternity in 1852 at Jefferson College in Canonsburg, Pennsylvania.

His father was the physician to the town of Canonsburg and died early in William's life.

Yenko Chevrolet, located in Canonsburg, Pennsylvania, was one of largest custom muscle car shops of the late 1960s and early 1970s.

On February 22, 1861 they rode on horseback during a snowstorm of mythic proportions, with roads nearly impassable, from what was then Jefferson College ( would later merge with Washington Academy to become the present day Washington & Jefferson College ) in Canonsburg, Pennsylvania to Bethany to be initiated and bring the designation of the Alpha Chapter and the governance of the Fraternity back to their home campus.

Canonsburg is also home to the Pennsylvania Enforcers.

The Enforcers home is the Icoplex at South Point just outside of Canonsburg.

Canonsburg is home to an annual Oktoberfest and the second-largest Fourth of July parade in the state of Pennsylvania, second only to Philadelphia.

Letterman's home in Canonsburg, Pennsylvania.

Como always claimed Canonsburg as his home town and thus hundreds of people changed their address when the town renamed a street in the east end after Perry Como.

Following ABC's LMA of WWCS from owner Birach Broadcasting, operations for the station moved from its transmitter building in Canonsburg to 400 Ardmore Boulevard in Wilkinsburg, the home of WEAE ( ESPN Radio 1250 ) and WTAE-TV.

Vinton's birthplace of Canonsburg, Pennsylvania is also the birthplace of Perry Como.

Canonsburg town fathers had plans to erect a statue in Vinton's honor, but Vinton himself vetoed the idea noting that the $ 100, 000 planned cost could go to far more important town needs.

It is the second-largest Fourth of July parade in Pennsylvania, second only to Philadelphia, despite Canonsburg having only 8, 992 residents.

Phi Kappa Psi ( ΦΚΨ, Phi Psi ) is an American collegiate social fraternity founded at Jefferson College in Canonsburg, Pennsylvania on February 19, 1852.

For generations, Jefferson College financially supported Canonsburg by accounting for much of its income.

The remains of the tavern were removed to make room for the new Canonsburg High School.

In recent years, All-Clad has begun outsourcing some of its manufacturing to factories in China ; these include products where the bonding of metals is not required ( for example kitchen tools and accessories ), and regular non-bonded components, or those for which manufacturing constraints exist at the Canonsburg plant ( for example, electrical appliances ).

* 1852 – The Phi Kappa Psi fraternity is founded at Jefferson College in Canonsburg, Pennsylvania.

* March 11 – Canonsburg Academy ( now Washington & Jefferson College ) is chartered by the General Assembly.

* February 19 – The Phi Kappa Psi Fraternity is founded at Jefferson College in Canonsburg, Pennsylvania.

* January 15 – Canonsburg Academy ( now Washington & Jefferson College ) is chartered by the Pennsylvania General Assembly.

The gaps were first noticed in 1857 by Daniel Kirkwood, who also correctly explained their origin in the orbital resonances with Jupiter while a professor at Jefferson College in Canonsburg, Pennsylvania.

During the early 19th century, several attempts to create a second medical school in Philadelphia had been stymied, largely due to the efforts of University of Pennsylvania School of Medicine alumni In an attempt to circumvent that opposition, a group of Philadelphia physicians led by Dr. George McClellan sent a letter to the trustees of Jefferson College in Canonsburg, Pennsylvania ( now Washington & Jefferson College ) in 1824, asking the College to establish a medical department in Philadelphia.

In the Fall of 1850, a typhoid fever epidemic hit Jefferson College in Canonsburg, Pennsylvania.

For example, the first Phi Psi chapter is from Jefferson College in Canonsburg, Pennsylvania.

Canonsburg is a borough in Washington County, Pennsylvania, southwest of Pittsburgh.

The active railroad system in Canonsburg is now The Pittsburgh and Ohio Central Railroad.

A trolley used to operate from Washington, Pennsylvania to Pittsburgh through Canonsburg until 1953.

The exact date of the first settlement near the current site of Canonsburg is unclear.

Lots were sold around Canon's property, and the emerging town took the name of Canonsburg shortly thereafter.

Many of the participants in the Whiskey Rebellion of July 1794 were residents of present-day Washington County, which includes Canonsburg.

However, records do not indicate whether any Canonsburg residents participated in any of the violent acts which occurred during the rebellion.