[Counterculture] Environmentalism, seven posters
1970s, all Dutch, var. sizes. Incl. a.o.: (1) Opland (R. Wout, 1928-2001). 2 anti-Schiphol posters. (2) Zure Regen: Shell helpt. (3) Red de walvissen. Greenpeace poster. -and 3 others. Added: 7 anti-car/ pro-bike posters. 1970s, all Dutch (most relating specifically to Amsterdam), var. sizes.
Some sm. defects such as folds, sm. tears, etc. (total 14)