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MEDICAL HINTS. 
By William Henry Crosse, m.d., 
Late Principal Medical Officer , Boyal Niger Company . 
Introduction. 
In compiling these hints the author has followed as closely as convenient 
those written by the late Surgeon-Major Heazle Parke in the seventh 
edition of this manual, but to a large extent they have been re-written, 
and a considerable amount of fresh matter has been added. The space 
at the author’s disposal being limited, the hints are but brief, and many 
things of importance have had to be omitted. 
In the following pages the chief emphasis has been laid upon the care 
of the health in the tropics; but it must be remembered, that whilst by 
far the greater proportion of travellers go to the tropics, most of these 
hints for the preservation of health apply equally well for all climates. 
Though many subjects have been briefly dealt with, certain matters 
have been rather more fully written up, such as the treatment of 
wounds. It is in the author’s opinion so important that the traveller 
should thoroughly understand what is meant by “ surgical cleanliness ” 
that the usual methods observed by surgeons to ensure it, have been 
plainly set forth. The author, of course, understands that in many 
cases it would be quite impossible to carry out the instructions in every 
detail, but it is hoped that a thorough knowledge of the principles 
underlying the correct treatment of wounds will assist the traveller in 
doing the best possible for his patient in any emergency, and under even 
the most unfavourable circumstances. 
It is hardly necessary to observe that travellers in remote regions, and 
