Educational school poster butterflies 60s

A new school poster! On the theme this time of the natural sciences and more precisely butterflies! For pedagogical purposes, you will discover the different stages of development of the "Mariposa Blanca" or commonly called cabbage trap and its anatomy .. A publication of the 60s by the German publishing house Lehrmittelverlag Hagemann, drawings divided into 2 parts of Jung -Koch-Quentell on canvas paper with blue and black background, counterweight in varnished wood, name tag .. Vintage & very decorative! Good condition. Traces of minimal wear. H: 115 cm, W: 92/83 cm.