Statistics for occurrence #1 of “Evansport” in article pos=41 of The Daily Dispatch: October 17, 1861., [Electronic resource]:
... a boat howitzer.
The sloop was only slightly injured by the fire, and none of our men injured.
We have reports from the country above that a large flotilla of the enemy is in the vicinity of Evansport near Quantico, and that a large floating battery of the enemy is off in the river, which apparently is to be used against land batteries.
There were over 100 rounds of cannon heard here between...
† This entity has been selected by the automated classifier as the most likely match in this context. It may or may not be the correct match.