202 SAFARI 



surplus water and took off the last bit of impurity 

 that might have stuck to the emulsion. But to make 

 doubly sure I then took another chamois skin and 

 ran the film through it again. After this there was 

 small chance of water marks. 



When the film had dried and come off the drum I 

 mended it, patched blank leader on its ends and 

 wrapped it in a special chemical proof paper. It 

 was then placed in tins, taped and the entire tin 

 dipped in paraffin wax. This made the package 

 absolutely air tight. 



Later, when time was available, I fashioned big 

 canvas caps for our living quarters and for the 

 laboratory. These caps fitted over the entire roofs 

 with canvas gutters which carried rain water to six 

 himdred gallon tanks at the comers of the houses. 

 By this means and with extra tanks I was able to 

 store a reserve of 2,400 gallons. 



Of all the things we did I think this home photo- 

 graphic work was least imderstood by the natives. 

 It is peculiar that even the most intelligent of them 

 cannot understand a picture at first. They turn it 

 upside down and on its side trying to find out what 

 it is all about. I have shown them the best of my 

 flashhghts and daytime stills and often they cannot 

 tell an elephant from a rhino. 



I had one boy who helped me in the laboratory for 

 over a year. At first the pictures meant nothing 



