Non-Ferrous Metals Exhibit for "German People--German Labor" Exhibition, Berlin, 1934: Plan, 1:100

Colored marker and blue pen on paper

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Graphite and blue crayon on paper

Black marker on paper

Graphite and colored crayon on paper

Black and blue marker on paper

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Graphite on paper

Graphite with blue, yellow and brown crayon on paper

Graphite on paper

Graphite on paper

Graphite on paper