Sheet with study of a brown common frog on the right, on the left a green water frog Albertus Steenbergen, 1834
Study sheet with mushrooms, the Amanita Rubescens and the Marasmius Rotula Albertus Steenbergen, 1824
Allegorical representations on the fireworks scaffold by the Utrecht students, 1766 Johannes van Hiltrop, 1766
Woman in front of a house and three representations of a police officer Ernst Maximilian Büttinghausen, 1893