14th United States Congress
House of Representatives
Table:
District	Vacator	Reason for change	Successor	Date of successor's formal installation

New York 12	Vacant	Member-elect Benjamin Pond died during previous congress	Asa Adgate (DR)	December 7, 1815

Pennsylvania 3	Vacant	Amos Ellmaker resigned on July 3, 1815, upon State appointment as judge	James M. Wallace (DR)	December 4, 1815

Kentucky 2	Vacant	Seat declared vacant by the governor, “caused by the acceptance of Henry Clay to sign a commercial convention as Minister Plenipotentiary to Great Britain”, but Clay was elected to fill his own vacancy	Henry Clay (DR)	December 4, 1815

New York 17	William S. Smith	Credentials for Smith were issued by the Secretary of State of New York, but Smith did not take or claim the seat, contested by Willoughby, Jr.	Westel Willoughby, Jr. (DR)	December 13, 1815

New York 8	John Adams	Credentials for Adams were issued by the Secretary of State of New York, but Adams did not take or claim the seat, contested by Root	Erastus Root (DR)	December 26, 1815

Maryland 5	Nicholas R. Moore (DR)	Resigned sometime in 1815 before Congress convened	Samuel Smith (DR)	February 4, 1816

New York 6	Jonathan Fisk (DR)	Resigned sometime in March, 1815, upon appointment as United States Attorney for the Southern District of New York	James W. Wilkin (DR)	December 4, 1815

Pennsylvania 9	David Bard (DR)	Died March 12, 1815	Thomas Burnside (DR)	December 11, 1815

Pennsylvania 1	Jonathan Williams (DR)	Died May 16, 1815	John Sergeant (F)	December 6, 1815

Virginia 15	Matthew Clay (DR)	Died May 27, 1815	John Kerr (DR)	December 5, 1815

Tennessee 2	John Sevier (DR)	Died September 24, 1815	William G. Blount (DR)	January 8, 1816

North Carolina 6	Nathaniel Macon (DR)	Resigned December 13, 1815, after being elected to the U.S. Senate	Weldon N. Edwards (DR)	February 7, 1816

Maryland 3	Alexander C. Hanson (F)	Resigned sometime in 1816	George Peter (F)	October 7, 1816

Ohio 1	John McLean (DR)	Resigned sometime in 1816	William Henry Harrison (DR)	December 2, 1816

New York 21	Peter B. Porter (DR)	Resigned January 23, 1816	Archibald S. Clarke (DR)	December 2, 1816

Massachusetts 11	Elijah Brigham (F)	Died February 22, 1816	Benjamin Adams (F)	Seated December 2, 1816

Pennsylvania 9	Thomas Burnside (DR)	Resigned April, 1816	William P. Maclay (DR)	December 3, 1816

North Carolina 8	Richard Stanford (DR)	Died April 9, 1816	Samuel Dickens (DR)	Seated December 2, 1816

Maryland 5	William Pinkney (DR)	Resigned April 18, 1816, upon appointment as Minister Plenipotentiary to Russia	Peter Little (DR)	December 2, 1816

Vermont at-large	Daniel Chipman (F)	Resigned May 5, 1816	Vacant until next Congress

New York 20	Enos T. Throop (DR)	Resigned June 4, 1816	Daniel Avery (DR)	December 3, 1816

Virginia 18	Thomas Gholson, Jr. (DR)	Died July 4, 1816	Thomas M. Nelson (DR)	December 4, 1816

Kentucky 1	James Clark (DR)	Resigned sometime in August, 1816	Thomas Fletcher (DR)	December 2, 1816

Missouri Territory at-large	Rufus Easton	Served throughout the first session; Scott presented credentials at the beginning of the second session and was contested by Easton	John Scott	December 2, 1816

Illinois Territory at-large	Benjamin Stephenson	Term ended September 3, 1816	Nathaniel Pope	December 2, 1816

Virginia 23	John Clopton (DR)	Died September 11, 1816	John Tyler (DR)	December 17, 1816

South Carolina 9	William Mayrant (DR)	Resigned October 21, 1816	Stephen D. Miller (DR)	January 2, 1817

North Carolina 5	William R. King (DR)	Resigned November 4, 1816	Charles Hooks (DR)	December 2, 1816

Georgia at-large	Alfred Cuthbert (DR)	Resigned November 9, 1816	Zadock Cook (DR)	January 23, 1817

Indiana Territory at-large	Jonathan Jennings (Territorial delegate)	Indiana was admitted to the Union on December 11, 1816	William Hendricks (DR)	December 11, 1816

Indiana at-large

Missouri Territory at-large	John Scott	His election was contested by his predecessor Easton. On January 13, 1817, the election was declared illegal, but the seat was declared vacant.	Vacant until next Congress

Based on the table named section "House of Representatives" within 14th United States Congress, write a short sentence answer to the question: Which people served as representative of the Pennsylvania 9 district during which dates? Respond with the correct answer in JSON format as {"answer": "YOUR ANSWER"}.

answer: David Bard (DR) served as representative until March 12, 1815, and was replaced by Thomas Burnside (DR) from December 11, 1815, until April, 1816 and later by William P. Maclay (DR), starting December 3, 1816.