Keywords: Extinctbirds1907 P38 Alca impennis0367.png en The Great Auk Pinguinus impennis formerly of the genus Alca is a bird that became extinct in the mid-19th century Five-Eighths Natural Size �from stuffed specimen Extinct birds an attempt to unite in one volume a short account of those birds which have become extinct in historical times that is within the last six or seven hundred years to which are added a few which still exist but are on the verge of extinction By Lionel Walter Rothschild 2nd Baron Rothschild 8 February 1868 � 27 August 1937 http //www archive org/details/extinctbirdsatte00roth Creator John Gerrard Keulemans 1907 Not in copyright Public Domain Original PD-old-100 Extinct Birds Rothschild book 38 John Gerrard Keulemans Pinguinus impennis |