He was generally referred to as The Younger to distinguish him from his uncle, the etcher and art teacher, Carl Wilhelm Kolbe.
His first large historical work, "Froben's [de] Death at the Battle of Fehrbellin", a pastel painting, earned him a prize from the Academy in 1796.
His monumental work in that style, "Albrecht Achilles Conquers a Flag Near Nuremberg" (1806), was purchased by the city of Berlin as a present for Princess Louise, when she left on a tour of the Netherlands.
Also notable are an "Ascension of Jesus" for the church at Sanssouci palace, frescoes depicting scenes from the Nibelungenlied at the Marmorpalais, "Otto I Battling the Hungarians", and "Barbarossa's Corpse near Antioch", at the Berlin National Gallery.
For the ten decorated windows at Ordensburg Marienburg, he created both the color sketches and the finished kartons; depicting the battles and victories of the Teutonic Order.