THe Microscope. 189 
panion. We have consulted it daily, we might say hourly, and 
it has added much to the proiit of our trip. 
A CountTRY Doctor. By Sarah Orne Jewett. Second edition. 1884. 
16mo. $1.25. Houghton, Mifflin & Co., Boston. 
Miss Jewett is well known as a very pleasing writer of short 
stories of our best literature. She gives us her first novel in the 
story of a doctor’s life. She must be the daughter of a medical 
man herself, such close familiarity does she show with all the 
incidents of a professional life. Miss Jewett is a close observer, 
and this with a certain easy. graceful style makes her book a 
very interesting one for a summer-day’s reading. Her charac- 
ter sketches are so perfect that the members of all the doctor’s 
household will delight to see themselves so well portrayed be- 
fore the pubhe. 
THE ORIGIN OF SPECIES. By Charles Darwin. In two double num- 
bers of the ‘‘ Humboldt Library of Science.’’ Price, 30 cents. 
J. Fitzgerald, publisher, 20 Lafayette Place, New York. 
The principles developed by Darwin as the result of his 
famous researches are found only in the study of his immortal 
work, “ The Origin of Species,” which is now for the first time 
published at a price which brings it within the reach of all. 
