“Wheat Field,” by Phil Davis.
You can’t practice sensitometry without a densitometer. In fact, you should have two: one for transmission (negative) densities and one for reflection (print) densities. New, professional-quality instruments suitable for both of these uses can cost $2,500 or more—an unrealistic expense for the average photographer, and one reason why sensitometry has never been a very popular subject.
Luckily, you don’t need an instrument of professional quality, nor do you need all the features of the expensive models. You can get along very nicely with an instrument of modest range, without the voltage-stabilized ...
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