Your search for ""heerman witmont"" revealed the following:

A Dutch Squadron on the Sont, near Castle Kronburg by Heerman Witmont - Canvas Art

Action between Dutch and English Ships by Heerman Witmont - Canvas Art

Wijdschip Lowering Sail in a Choppy Sea by Heerman Witmont - Canvas Art

Battle of the Gabbard by Heerman Witmont - Canvas Art