Rock-throating. Original design for an oil barrel station. Watercolor over pencil drawing. Watercolour and pencil on paper. Below is called "Berlin Jan. 84." and signed "Rockstrohen/Rockstroh". A decorative design of an "oil barrel station" with coloured view drawing and technical design drawing is shown. Framed under glass. Sheet about (complement dimensions), frame about (completion dimensions). Decorative design for an oil barrel station. – paper slightly browned and a bit flaky, with middle fold; occasionally small traces of age and usage. Overall well preserved.