Keywords: Darwin, Earthworm, Fig. 7.JPG en Section through one of the fallen Druidical stones at Stonehenge showing how much it had sunk in the ground de Schnittbild eines umgestürzten Druiden-Steines von Stonehenge aus dem hervorgeht wie stark der Stein in den Untergrund eingesunken ist Charles Darwin The formation of vegetable mould through the action of worms with observations of their habits London John Murray 1881 Creator Charles Darwin 1881 PD-old-100 The Formation of Vegetable Mould through the Action of Worms Documents about Stonehenge |