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9th Heavy Artillery Regiment
Civil War
Second Auburn Regiment; Cayuga and Wayne County Regiment

The following is taken from New York in the War of the Rebellion, 3rd ed. Frederick Phisterer. Albany: J. B. Lyon Company, 1912.

Mustered in as 138th regiment of infantry: September 8-9, 1862 .
Designated 9th regiment of artillery (heavy): December 19, 1862.
Mustered out: July 6, 1865.

The organization of this regiment was determined August 8, 1862, and Col. Joseph Welling received, August 12, 1862, authority to recruit the regiment in the, then, 25th Senatorial district of the State. September 29, 1862, this regiment was designated the 138th Regiment of Infantry. It was organized at Auburn, and there mustered in the service of the United States for three years, September 8 and 9, 1862. It was converted into an artillery regiment December 9, 1862, and designated, December 19th, the 9th Regiment of Artillery. February 5, 1863, the 22d N. Y. Volunteer Battery was, by the War Department, transferred to the regiment as Company M. Company L was organized at Albany and there mustered in the United States service for three years between November 4 and December 9, 1863.

The companies were recruited principally: A at Red Creek, Huron, Wolcott and South Butler; B at Williamson, Ontario and Walworth; C at Conquest, Cato and Victory; D at Lyons, Sodus, Huron, Rose and Galen; E at Venice, Scipio, Auburn, Moravia, Miles, Summerhill, Fleming and Montezuma; F at Geneva, Auburn, Owasco, Sennett, Niles, Lansing, Mentz and Aurelius; G at Wolcott, Savannah, Butler, Sterling, Huron and Rose; H at Galen, Butler, Savannah, Rose and Victory; I at Auburn, Owasco and Sennett; K at Clyde, Ira, Lyons, Wolcott, Galen, Williamson and Ontario; L in Albany county; and M at Batavia, Bergen, Bethany, Alexander, Darien and Oakfield.

The regiment (ten companies) left the State September 12, 1862, and served as infantry and heavy artillery in the defenses of Washington, D. C., north of the Potomac, from September, 1862; in the 2d, and later 3d, Brigade, Haskins' Division, 22d Corps, from February, 1863; the 1st and 3d Battalions in the 2d Brigade, 3d Division; the 2d Battalion in the Artillery Brigade, 6th Corps, Army of the Potomac, from May 25 and 31, 1864, respectively; the 2d Battalion in 1st Brigade, Hardin's Division, 22d Corps, at Washington, D. C., from July 10, 1864; in Colonel Keim's Provisional Brigade, from September 23, 1864; all in the 2d Brigade, 3d Division, 6th Corps, Army of the Potomac, from October 3, 1864; with the Army of the Shenandoah from October, 1864, and with the Army of the Potomac, from December, 1864.

It was honorably discharged and mustered out, under Col. James W. Snyder, July 6, 1865, at Washington, D. C., the men not entitled to be discharged then having been formed into four companies and transferred, June 27, 1865, to the 2d N. Y. Volunteer Artillery as Companies I, K, L and M of the latter.

During its service the regiment lost by death, killed in action, 5 officers, 109 enlisted men; of wounds received in action, 2 officers, 87 enlisted men; of disease and other causes, 5 officers, 244 enlisted men; total, 13 officers, 440 enlisted men; aggregate, 453; of whom 38 enlisted men died in the hands of the enemy; and it, or portions of it.

Battles and Casualties Table from Phisterer

Civil War Newspaper Clippings

Muster Roll

Unit Roster

Further Reading
This is meant to be a comprehensive list. If, however, you know of a resource that is not listed below, please send an email to with the name of the resource and where it is located. This can include photographs, letters, articles and other non-book materials. Also, if you have any materials in your possession that you would like to donate, the museum is always looking for items specific to New York's military heritage. Thank you.

Finley, Robert. Distance marched by the 9th New York Artillery, 1864-1865.
2 leaves. Photostats (negatives).
Estimate calculated by Lieutenant Robert Finley estimating the miles marched by the 9th New York Artillery from 17 May 1864 until 2 June 1865.
Accession 25313. Located at the Library of Virginia in Richmond, Virginia.
Thank you to Ed Worman for pointing out this resource.

"In a Rebel prison; or, experiences in Danville." Personal Narratives Rhode Island soldiers and sailors historical society 4th ser, no. 16, 1891.

Monocacy, a sketch of the battle of Monocacy, Md., July 9th, 1864, by Alfred S. Roe, read before the Regimental reunion Oct. 19, 1894, in Weedsport, N. Y. Worcester: [F. S. Blanchard & co.] 1894.

The Ninth New York heavy artillery, a history of its organization, services in the defenses of Washington, marches, camps, battles, and muster-out, with accounts of life in a Rebel prison, personal experiences, names and addresses of surviving members, personal sketches, and a complete roster of the Regiment, by Alfred Seelye Roe. Worcester, Mass.: Published by the author, 1899.

Pettengall, John. A. Letters (1864-1865).
1 box (0.25 cu. ft.). Collection Call Number: SC18394. In these letters Pettengall sent to his wife talk about the battle of Cold Harbor, where he was wounded in action. He described the battle, how he was wounded, and his subsequent period of convalescence in an army hospital at Philadelphia.
Located at the New York State Library Manuscripts and Special Collections.

"Recollections of Monocacy." Personal Narratives Rhode Island soldiers and sailors historical society 3d ser, no 10, 1885.

"Richmond, Annapolis, and home." Personal Narratives Rhode Island soldiers and sailors historical society 4th ser, no 17, 1892.

Saunders, Lisa. Ever True: Civil War Letters of Seward's New York 9th Heavy Artillery of Wayne and Cayuga Counties Between a Soldier, His Wife and His Canadian Family. Heritage Books, 2004. More information is here (link opens new window)

Sherman, John J. Questionnaire, 1865.
4 pages.
Prisoner of war questionnaire, 1865, from the Bureau of Military Record, State of New York filled out by John J. Sherman of the 9th New York Heavy Artillery, Company G, who was held prisoner in Libby Prison and Belle Island, Richmond, Virginia, and Salisbury prison, North Carolina from 1864 August until 1865 February. Sherman answers questions and includes a personal narrative about his imprisonment and treatment by the Confederate Army.
Accession 39384. Located at the Library of Virginia in Richmond, Virginia.
Thank you to Ed Worman for pointing out this resource.


Snyder, Charles M. "A teen-age G.I. in the Civil war." New York History xxxv (1954) 14-31.

The youth in the rebellion, address given before Geo. H. Ward post 10, G.A.R. in Mechanics hall, Worcester, Mass., June 3, 1883, by Alfred S. Roe. Worcester: Press of Charles Hamilton, 1883.


Items in the museum collection are in bold.

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New York State Division of Military and Naval Affairs: Military History
Last modified: February 8, 2018

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