INTERNATIONAL 



Scientists' Directory, 



Boston, Mass., U. S, A., 



Dear Sir : 



We heg to hand you with this a slip from the Naturalists' Directory, 

 1880 edition, and request that you correct, and make such additions as may 

 he desired, and return to us at your earliest convenience. We desire esj^e- 

 cially that you send us all names that should he in the work, corrections, 

 errors, etc. We will gladly send you a package of blanks for the new edition 

 ij you can give them to fnends icho are not acquainted with the work. 



We imsh to call your attention to the fact that the edition now preparing 

 will he a 



Scientists" Directory of the World, 



and loih contain the names and specialties of Scientists in every quarter of 

 the glohe. The usefulness of the tcork loill thus he greatly increased, as you 

 wiV readily see. 



As the work loill he greatly enlarged ii i e t n e iry that the price 

 should also he advanced, and it has been placed at two dollars {§2.00) for 

 the paper edition and tioo and one-half dollars {§2.50) for cloth hound 

 copies. As the foreign department will not be given again for several years 

 {probably five?), it icill he necessary to order at once. As the expense of this 

 department will be very great we hope you will conclude to siibscribe for a 

 copy of the work. If you have foreign correspondents we would be pleased to 



The arrangement of names loill be alphabetical, but should the subscrip- 

 tion list be large eunngh to warrant it, the names tmll also be arranged in a 

 condensed f>rh>. by States, as in the last edition, which gave much better satisfac- 

 tion than was anticipated. 



Hoping you will give this matter your early attention we are. 

 Yours respectfully, 



S. E.CASSINO, 



Edttor. 



copyright reserved 



