The envelope has written on it: "Dr. Essen | Peking", but BR's doctor's name was Esser.

Dr. Esser's medical report on BR's illnesses and his stage of recovery includes the following text as found:

"Mr. Bertrand Russell was in March April and the following months suffering from pneumonia on both the lungs, after it he got thrombosis of veins on the right leg with a lof of absesses in consequence. He could not stand his severe disease without large quantities of Campher-Oil and Digitalis. His heart now is still in a very weak condition, sometimes he gets swollen feet. It is to have very much attention on the frequence of the puls and the quantity of urine. The wounds from incisions on his leg will getting close by themselves."