Sketch of a structure with two supports

Photograph of a drawing. The sheet depicts a sketch of a structure with two supports: the left support is designed as a stylized stem with leaves, the right support is a straight line slanting to the right. Between the supports is a rectangular volume with three horizontal lines on the right. On the left, a height of 2.5–3 m is indicated. The sheet is secured with a metal clip on a wooden surface.