The International Scientific Series. 275 



establish the arrangement you are making with English 

 authors, and which will practically amount to international 

 copyright. 



Let me also add the expression of my personal recog- 

 nition of the excellent service which you have already ren- 

 dered to English authors in America. 



Most faithfully yours, John Tyndall. 



Sir John Lubbock added : 



I entirely agree with Prof. Tyndall. 



John Lubbock. 



Youmans did not find his task an easy one. A 

 good many of the authors he called upon had been 

 engfaeed as contributors to the Journal, and 'were dis- 

 appointed in it as an educational medium. Others 

 were so committed to their publishers that they could 

 not join in the series proposed. Some men, so emi- 

 nent as specialists as to be well-nigh indispensable, 

 were too busy to write or mistrusted their ability to 

 write acceptably. Not a few bluntly stated their 

 opinion that the series would not '' go." But You- 

 mans was not the man to be either discouraged or 

 baffled. He knew his project to be sound, and he 

 advanced it with all the address at his command. 

 Some of the incidents of the summer may be cited 



from his letters : 



London, J7ily 75, 1871. 



Dear Sister : Cunarder day has come around again, 

 and therefore again I write — not that a week makes much 

 difference in things. I have now been here a round month 

 — to what end, you ask ? Well, to no e?id — hardly to a be- 

 ginning, and still possibly to some purpose. I am pretty 

 sharply at issue with my former failure,* which is just as 



* I. e., of Appletons' Journal. 



