Johan Hendrik Weissenbruch sketched "Zeilschepen op het water" with pencil. The initial impression is one of stark simplicity. Dominant forms are rendered through rough, energetic lines that capture the essence of sailing ships. Shapes are geometric and shaded, with dense graphite indicating mass and volume. Linear reflections suggest a calm, flat surface. Weissenbruch destabilizes traditional landscape painting by fragmenting the scene. The horizon is implied rather than explicitly drawn, challenging our expectation of spatial coherence. This sketch could be interpreted through structuralist lenses, where the sailboats and their reflections function as signs pointing towards a larger, unseen reality. The materiality of the sketch emphasizes the raw immediacy of artistic creation, offering a study in the visual language of form and light.