The name of the Book is "History of the Tenth Texas Cavalry (Dismounted) Regiment 1861 - 1865" by Chuck Carlock with V.M. Owens, Published by The Smithfield Press P.O. Box 821653, N Richland Hills, Tx 76182

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I don't find the names of either Casey or Ross in Co., H. 10 Tx Cav. They might be some of the other Companys' fo the 10th. Or they could have been the 10th Texas Infantry.