Mathias W Altman, Steam boat captian Pittsburgh Calvary 8TH PA RES

https://sites.rootsweb.com/~tandnmca/civilwar/civilwar2a.html Allegheny Sec 33 GAR PVT, TROOP C, 8TH PA RES CAV

https://www.google.com/maps/place/1312+Virginia+Ave,+Pittsburgh,+PA...

http://freepages.rootsweb.com/~ricksgenealogy/genealogy/boat_pa.htm 28.]Capt. Mathias W. Altman : OBIT ; aged about 70 years, died suddenly at 8 o'clock yesterday morning, at his resident, 1312 Virginia Avenue, Mt. Washington, of cholera morbus. Capt. Altman in his day was one of the best masters and pilots on the Ohio River and was famous as a low water pilot. He was very conspicuous during the Civil War, and served all through it. He built many pontoon bridges for the government and performed a great deal of the most important work. Capt. Altman is survived by his wife and two sons, one of the sons being Lieut. Dwight E. Altman, a graduate of West Point, who is at present at Santiago (Spanish American War) with his company. The other son is John Altman, an expressman. Capt. Altman floated coal down the Ohio and Mississippi rivers before the days of the steamboats. He was a member of the Union Veteran Legion." (Pittsburgh Commercial Gazette, July 20, 1898 - The Death Toll) http://freepages.genealogy.rootsweb.com/~ricksgenealogy/boat_pa.htm