TY - BOOK AU - Butler,Samuel,1835-1902 TI - Luck, or Cunning, as the Main Means of Organic Modification AV - PR PY - 2004/// PB - Project Gutenberg KW - Evolution KW - Natural selection N1 - Project Gutenberg; Freely available; Electronic text UR - http://www.gutenberg.org/etext/4967 UR - http://www.gutenberg.org/license ER -