amazon aliexpress [retro biological poster] mushroom biological graphic teaching study living room canvas hanging painting

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10 x15cm (4 x6in) 13 x18cm (5 x7in) 20 x25cm (8 x10in) a4:21 x30cm (8 x12in) 30 x40cm (12 x16in) 40 x50cm (16 x20in) 40 x60cm (16 x24in) 50 x70cm (20 x28in) 60 x80cm (24 x32in) 60 x90cm (24 x36in)