200 PICTURING MIRACLES 



and it really seems to have everything a serious 

 worker needs; one can see the image during a lapse- 

 time picture without losing a single frame, the safety 

 shutter cutting out the image just before the ex- 

 posure is made, which is a great help in growing 

 plants when close up to them to make sure it has 

 not grown out of the field. So far everything I could 

 ask for is contained in this camera. I purchased one 

 and could use three others in my lapse-time work, as 

 to really accomplish very much several cameras must 

 be running all the time, each one producing pos- 

 sibly five to ten seconds on the screen from an aver- 

 age day's run. 



So to get the necessary number of cameras for my 

 work I bought second hand the now discontinued 

 Model A Eastman cameras and to enable me to focus 

 I put on magazines, so opening the camera only 

 fogged a few inches of film. I also changed the lens- 

 focusing method, so instead of being limited to a 

 distance of four feet I could work up to four inches 

 and then putting on an eight to one reduction gear 

 a single revolution gave me one frame. These cam- 

 eras, at a cost of about $25 to $30 apiece and a couple 

 of hours' work on each of them, gave me three 

 cameras with which it is possible to do lapse-time 

 work, but of course not as conveniently. 



These special cameras with 16 mm. width with the 



