In 1876 the Leipzig publisher Breitkopf und H rtel launched a series on Indo-European languages entitled 'Bibliothek Indogermanischer Grammatiken'. The first three volumes covered phonology, Greek and Sanskrit. This short introduction to the comparative method, published in 1880, was the fourth. It was highly successful, with six editions appearing between 1880 and 1919. Its author, Berthold Delbr ck (1842-1922), Professor of Sanskrit at Jena, was...