j'endler, A. > 



1882, July 20th 



Port of Spain, Trinidad, W. I. 



\ TRANSLATION 



Port of Spain, Trinidad, West Indies, 

 July 20th, 1882. 



Dear Doctor, 



I received your letter of May Zktb. on June 20th and was glad to learn 

 that you did not suffer from rheumatism for quite a qhile. What I mistakenly 

 thought was rheumatism when I wrote you my last letter on January Hh, turned 

 out to be a congestion of the liver, a dangerously one, as the doctor told me; 

 after taking the medicine he prescribed I felt quite well several weeks later. 



Lately, however, I don't have much appetite which is probably the result 

 of the continuous heat and humidity, I also suffer from a weakness e< in all 

 bones and especially the bad.. I believe too that* higher area would be better 

 for my health, aboufe WOO to 5000 feet above h*xi£b sealevel. I also should 

 like to visit Oolonia Tovar again and collect ferns there and am waiting for 

 a reply to my letters to several gentlemen with regard to the sale of these, 

 and also to learn something about the present condition of the colony. It was 

 destroyed several years after I left there j I have not yet been able to find 

 out whether it was rebuilt again. 



You will receive again Mamillaria nanyracantha. 



It certainly is a great undertaking in your meteorological work to find 

 the normal average for each days from the highest and lowest temperature which 

 requires much patience. In order to study the local area with its relatively 

 little change in temperature to its highest and lowest temperature and to find 

 the normal average, I made a list of what I found in old records (during the 

 later years, no hourlyo boervations wore made) and the result is the following i 



