"First published in 1919 ... One volume edition with a new chapter, 1940.""The book is based on my German Geschichte des sozialismus in England (1912)...
"First published in 1919 ... One volume edition with a new chapter, 1940."
"The book is based on my German Geschichte des sozialismus in England (1912) ... The English version is practically a new book, it having been completely re-written, and enlarged by a considerable amount of original matter."--Pref.