School Metabolism Poster from Hagemann Düsseldorf, 1950s

Pull-down anatomical wall chart from the series of human body, published by Wilhelm Hagemann, Duesseldorf. Chart number 9: metabolism, body excretion and water balance. Excellent condition. Colorful print on paper reinforced with canvas.
Canvas Measurements, excluding: Width 166 cm (65.35 inch) Height 114 cm (44.88 inch). Measurement do not include the poles.
This piece has an attribution mark,
I am sure that it is completely authentic and take full responsibility for any authenticity
issues arising from misattribution