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- Junction of Aare, Reuss and Limmat, bird's-eye view.
Original
pen-and-ink drawing, painted in watercolors. For the
Schweizerische Sekundarschulatlas, editions 1934-1961. 14 x 17
cm. (Imhof, Eduard F 8)
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- Lake Garda 1:750 000
Hilll-shading to be used by the
hachures engraver. Pencil on blueprint of the topographical
situation. For the Schweizerische Sekundarschulatlas, editions
1934-1961. 14 x 9 cm. (Imhof, Eduard F 58)
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