From the West Virginia Adjutant General's Office, as compiled by the West Virginia State Archives:

Irvin C. Swentzel, a resident of or enrolled at Clarion Co., Pa.; age 22; mustered in 30 Aug 1861 at Parkersburg, W.Va. Promoted to 2nd Lieutenant and transferred to Co. "G" by order of Colonel Richmond. Sergeant.

Note: Not listed in Company "G" - Record lost? 1864 Adj. Gen. Rpt. gives 01 Jan 1863 as date of transfer to Company "G."

Official Records --SERIES I--VOLUME XXVII/1 [S# 43] -- Gettysburg Campaign No. 15. -- General Return of Casualties in the Union forces during the Gettysburg Campaign, June 3-August 1, 1863. Lieut. Irvin C. Swentzel, 1st West Virginia Cavalry, at Hagerstown, Md., July 6.

Submitted by Gerri Swentzel.

     Irvin C. Swentzel, 22, volunteered in Wirt County, W.Va., 30 Aug 1861, for a three year term. He was Killed In Battle at Hagerstown Md., 06 Jul 1863. He was the son of Phillip & Catharine Swentzel and brother of 2nd Lieutenant James Swentzel, Companies "E" & "G" 3rd Regiment W. Va. Cavalry.


State of West Virginia, County of Mason
On this 1st day of May 1878, Mrs. CATHARINE SWENTZEL, a resident of MASON COUNTY and State of W.VA., aged 66 years, who being duly sworn accorrding to law, makes the folowing declaration in order to obtain the benefits of provisions made by the Act of Congress approved July 14, 1862.
That she is the wife of PHILLIP SWENTZEL and mother of IRVIN C.SWENTZEL who was a SECOND LT. in company G, commanded by CAPT. JOHN A. BEYERS in the 1ST REG, of WEST VA CAVALRY VOL. in the war of 1861 who WAS SHOT AND KILLED IN ACTION AT HAGERSTOWN MD. JULY 6TH 1863.
She further declares that HER said son, upon whom SHE was in part dependent for support, left no widow or minor child.
She also declares that SHE has not in any way, been engaged in, or aided or abetted, the rebellion in the United States. She has not remarried since the death of her son, the said Irvin C. Swentzel.
MRS SWENTZEL'S Post Office address is as follows:
COLOGNE, MASON CO. W. VA. and SHE here by constitutes and appoints WILLIAM TURNER of MATVILLE, RALEIGH CO. W.VA. her attorney, to present this claim, and authorizes HIM to receive and receipt for any certificate that may be issued.
witnessed by E. B. ST. JOHN and E. G. MILLER

Catharine apparently DID NOT receive a pension at the time of this application, and filled another one in 1890, after the death of her husband. She received $12 a month, until her death May 1st 1901.