THE MUSEUM. 99 



The North American Naturalist 



A Monthly Journal devoted to the study of and research in 



Natural History. 



The first number pf this magazine will be published on April first. Each num- 

 ber during the year will contain 48 large octavo pages. It will be 

 handsomely illustrated, and free from dry technicalities. 

 We believe we have succeded in making it a bright, 

 interesting and intelligible Journal. 



An important feature of the magazine is its department in 



OOLOGY, ENTOMOLOGY, ORNITHOLOGY, 



BOTANY, MINERALOGY, MOLLUSCA, 



In which new discoveries, rare finds, etc., will be reported. 



Other departments will be added during the year. The Query department and 

 Exchange Column will be free to subscribers. 



Price $1.50 per year. Specimen Copies 15 cents. 



SPECIAL — To anyone sending us one dollar and fifty cents ($1. 50) before April 

 15 will receive the Museum for one year free of charge. 

 Special inducements to advertisers. Write us if interested. 



The Naturalist Publishing Co., 



874 Broad Street, Newark, N. J. 



Geodes! GeodesI! Geodes!!! 



Have you one in your collection? We h.ive fully a ton of Geodes, anil supposed we bad as 

 fine as were '■jwarfc." but not until within tlie last two months have we ever seen as fine speci- 

 mens as vce have just received. They all rantte from v? to 4+ inches in <liami^ter and cxiiihil al- 

 most an endless variety ofjorms as: 1st, All Quartz (^^rystals; 2d. Quartz Crystals and Cih'ite 

 (This is a tine form); 3il, Quartz Crystals and Calcite, the whole covered sparsely with line 

 crystals of Pyrites, giving theui a handsome effect; 4th, All Calcite (This is a rare form); 5th, 

 Snow Geode; 6th, Reddish Crystals. Each of these distinct forms have many variations. 

 Most Geode.s are round, while many of these are nearly square. We will send any for 25c 

 each. If by mail add 2''c for postage oo each specimen. assorted by express $1.50. 13 all 

 different by e.xpress $2.50. 



WALTER F. WEBB, Albion, N. Y. or Keokuk, la. 



