Poster "snail" hagemann Germany vintage 1960

A pretty picture of teaching of the special school in Pinneberg near Hamburg. Home d ' edition Hagemann, Düsseldorf: table from Jung - Koch - Quentell teaching: Board no. 27 - Helix pomatia l. in sight and longitudinal, and representation of spawning. Paper on linen with two rods in wood to unwind and a hook for hanging. Dimensions: height: 116 cm, width: 83 cm (Photo), 98.5 cm (total roll with hook). Weight: 511 gr. Condition: Vintage - satisfactory to good. Minor wear marks, slightly soiled, slightly yellowed on the back. Cracks and signs of use.