First is the Google results for his 2nd wife's widow's pension increase from Congress:
Next are the two cards for his service filed 1889 and his wife Elmira's 1893 claim after he died.
More to follow now that the original PDF on CD from NARA is now with our 92 year old cousin Bettie and her daughter Gaye who helped us in 2000 researching in Crockett, TX. Happy to pay it forward!