Collier Township near Carnegie in Allegheny County, Pennsylvania — The American Northeast (Mid-Atlantic)

William T. Kerr

(1868-1953)

Photographed by Mike Wintermantel, March 18, 2011

1. William T. Kerr Marker

Inscription. Known as “The Father of Flag Day,” he founded the American Flag Day Association and served as its president for fifty years. President Truman signed the Act of Congress that officially designated June 14 as Flag Day, with Kerr at his side, on August 3, 1949. Kerr lived here in Rennerdale, 1911-1928.

Erected 1999 by Pennsylvania Historical and Museum Commission.

Topics and series. This historical marker is listed in this topic list: Patriots & Patriotism. In addition, it is included in the Former U.S. Presidents: #33 Harry S. Truman, and the Pennsylvania Historical and Museum Commission (PHMC) series lists. A significant historical date for this entry is June 14, 1794.

Location. 40° 23.886′ N, 80° 8.413′ W. Marker is near Carnegie, Pennsylvania, in Allegheny County. It is in Collier Township. It is at the intersection of Noblestown Road (Pennsylvania Route 3048) and Columbia Street, on the right when traveling east on Noblestown Road. Touch for map. Marker is at or near this postal address: 145 Noblestown Rd, Carnegie PA 15106, United States of America. Touch for directions.

Regionally, this marker is in Greater Pittsburgh.

It is also in the American Northeast,

in the Mid-Atlantic,

in the Ohio River Valley,

in Appalachia,

and specifically in Northern Appalachia. Globally, it is in North America,

the Western Hemisphere,

the Western World,

and the Anglosphere.

Historically, it finds itself in what was once the Viceroyalty of New France,

the Haudenosaunee (Iroquois) Confederacy,

and one of the original Thirteen Colonies.

Other nearby markers. At least 8 other markers are within 3 miles of this marker, measured as the crow flies: The Panhandle Trail (approx. half a mile away); 105 mm Howitzer (approx. 0.7 miles away); Collier Township Flag and Veterans Memorial

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(approx. 0.7 miles away); Walker-Ewing Log House (approx. 1.4 miles away); Thom's Run World War I Memorial (approx. 1.4 miles away); a different marker also named The Panhandle Trail (approx. 2.3 miles away); Oakdale Honor Roll (approx. 2.4 miles away); W.J. Stewart / Howard Stewart House (approx. 2.4 miles away).

Also see . . . The History of Flag Day. (Submitted on March 18, 2011, by Mike Wintermantel of Pittsburgh, Pennsylvania.)

Photographed by Mike Wintermantel, March 18, 2011

2. William T. Kerr Marker

Photographed by AP Photo/Henry Griffin, 1949

3. Flag Day

President Truman, seated in his White House Office, Aug 3, 1949, signs legislation designating June 14 as Flag Day each year. Witnessing the signing is Rep. Francis E. Walters; Charles B. Helms of Philadelphia, Secretary of the Patriotic Group of Sons of America William T. Kerr, Philadelphia, founder of the American Flag Association and Sen. Francis Myers.

Credits. This page was last revised on July 15, 2025. It was originally submitted on March 18, 2011, by Mike Wintermantel of Pittsburgh, Pennsylvania. This page has been viewed 3,011 times since then and 167 times this year. Photos: 1, 2. submitted on March 18, 2011, by Mike Wintermantel of Pittsburgh, Pennsylvania. 3. submitted on July 15, 2025, by Larry Gertner of New York, New York. • Bernard Fisher was the editor who published this page.