86 THE AMERICAN MONTHLY [May 



rays became so feeble as to confound the sun with the 

 moon and reminded one of the lig-ht of a voltaic arc seen 

 through a frosted g-lass. 



To Stick Paper on Glass. — Make a paste out of 230 

 parts of muciliag-e, 20 parts of waters and 2 or 3 parts of 

 aluminum sulphate, dissolving- the sulphate in the water 

 before adding- the mucilag-e. 



To Remove Tar from Glass. — Make a paste the con- 

 sistency of cream of pulverized anice seed and extract of 

 licorice. Rub it over the tar thoroug-hly with the hand, 

 wash with soap and water and dry with a soft rag-. 



RECENT PUBLICATIONS. 



New Book. — General Microbiolog-y is the title Duclaux, 

 of Pasteur Institute, g-ives to three volumes on the history 

 of ferments, on diastases, poisonous substances, viruses, 

 and fermentation alcoholic and other. 



New Atlas. — W. B. Saunders has published an Atlas of 

 Methods of Chemical Investig-ation by Dr. C. Jakob of Er- 

 lang-en. It contains 182 colored illustrations (68 plates) 

 and 64 text fig-ures. Price $3.00. 



It takes up clinical microscopy and chemic color reaction, 

 of the blood, as it appears in health and disease, the para- 

 sites of the blood, blood spectra and blood crystals, micro- 

 scopy of the mouth and nasal cavities, microscopy of con- 

 tents of stomach and intestines, the most important color 

 reactions of the g-astric juice, urinary sediments, orgfauic 

 and inorg^anic, in health and disease; diseases of kidney 

 and bladder, the most important color reactions of the 

 urine, demonstration of some medicaments in the urine, 

 the most important pyog-enic micro-org-anisms, etc. 



New Book. — Lehrbuch der Verg-leichenden Mikroskop- 

 ischen Anatomic der Wirbelthiere. Published by Gustav 

 Fischer, Jena, 1897, pp. 681 with plates. 



