Detailed entries for one subject from the INDEX TO HOW TO DO IT INFORMATION.
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The entries are in alphabetical order by magazine name and then in chronological sequence.
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The Y.O.B. System. Part 1. A comprehensive new approach to photography. The system has been designed to yield the best possible product by using modern emulsions and modern roll-film cameras. The basic concept is to simplify all interrelated steps from exposure to final enlargement so the photographer can spend more time taking pictures.
PHOTOGRAPHIC Feb 1979 (v.7#10) pg. 91

The Y.O.B. System. Part 2. Building and using the evaluator, a simple wooden device which presents to the camera a contrast range of nine steps which is used to create control negatives for use in calibrating the Y.O.B. system.
PHOTOGRAPHIC Mar 1979 (v.7#11) pg. 63

The Y.O.B. System. Part 3. Making and evaluating your first Y.O.B. negatives.
PHOTOGRAPHIC Apr 1979 (v.7#12) pg. 81

The Y.O.B. System. Part 4. Applying the system to exposure technique.
PHOTOGRAPHIC May 1979 (v.8#1) pg. 97

The Y.O.B. System. Part 5. Filter factors, electronic flash, and printing techniques.
PHOTOGRAPHIC Jun 1979 (v.8#2) pg. 81

The Y.O.B. System. Part 6. A simplified technical discussion.
PHOTOGRAPHIC Jul 1979 (v.8#3) pg. 69

The Y.O.B. System. Part 7. Applying the system to color photography. How to convert the black-and-white evaluator to a color evaluator.
PHOTOGRAPHIC Aug 1979 (v.8#4) pg. 78

Additional information on the Y.O.B. system used in color photography.
PHOTOGRAPHIC Sep 1979 (v.8#5) pg. 31

How to make your own densitometer for evaluating YOB System negatives. A controlled light source, a 1-degree spot meter and a simple wooden mount form the basics of the densitometer.
PHOTOGRAPHIC Oct 1979 (v.8#6) pg. 86

Build your own sensitometer for use with your densitometer in evaluating negatives made with the YOB System. This sensitometer prints step wedges on 35mm, 120 and 220 rolls and on sheet film. Article also tells you how to make your own neutral-density filters from photographic film.
PHOTOGRAPHIC Nov 1979 (v.8#7) pg. 83

The Y.O.B. System. Part 8. Answers to readers questions.
PHOTOGRAPHIC Dec 1979 (v.8#8) pg. 83

How to use your YOB sensitometer for printing step wedges. Use these wedges to plot H&D curves as described in "The YOB System. Part 6." (July 1979).
PHOTOGRAPHIC Feb 1980 (v.8#10) pg. 81

Simple sensitometry. Part 1. Practical applications as it applies to the YOB System of photography and to the classical approach.
PHOTOGRAPHIC Apr 1980 (v.8#12) pg. 57

Simple sensitometry. Part 2. Calibrating the sensitometer, making and reading conventional plots, determining the ASA of film, etc.
PHOTOGRAPHIC Jun 1980 (v.9#2) pg. 65

How to build and use a reflection densitometer. Part 1. Making the meter module.
PHOTOGRAPHIC Feb 1981 (v.9#10) pg. 73

How to build and use a reflection densitometer. Part 2. Making the transformer and dimmer modules.
PHOTOGRAPHIC Mar 1981 (v.9#11) pg. 51

How to build and use a reflection densitometer. Part 3. Calibrating the instrument.
PHOTOGRAPHIC Apr 1981 (v.9#12) pg. 79

How to build and use a reflection densitometer. Part 4. Practical applications.
PHOTOGRAPHIC May 1981 (v.10#1) pg. 51

A brief comparison of the various exposure/development systems (Zone, Hilburn, YOB and Fishback), plus information on making the test target for the Hilburn System.
PHOTOGRAPHIC May 1982 (v.11#1) pg. 28

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