Richard Pollard found some archive sites to look up more information on his family's history in steamboats.
Click on the link and enter the search words to find the wealth of information out there:
Search terms: Most references to The V.F. Wilson are just "The Wilson," but there are few for "V.F. Wilson," "Daniel Pollard," "The Dan Pollard," "Steamer Wilson," "The Ike Hammitt," and "The Hammitt."
Following is another site that offers some references to the peacetime actives of Daniel Pollard and the V.F. Wilson.
Search Terms : Daniel Pollard, William Dunshee, Dan Pollard, V.F. Wilson.
While the Historic Pittsburgh Site has some information, it was more efficient to obtain information from land records, probate and will records.