Dates of publication of the several parts contained in this volume 



Part 1. 

 2. 

 3. 



Pages 1-48 July, 1878. 



49-88, and ix-xvi Dec. 1878. 



89-112, and xvii-xxiv March, 1879. 



113-156, and xxv-xxxii June, 1879. 



157-196, and xxxiii-xl Sept. 1879. 



197-236, and xli-xlviii Dec. 1879. 



237-252, and xlix-lx April, 1880. 



253-260, and i-viii June, 1880. 



