Abstract
The most important chapter deals with private cars. Among other features of this chapter are to be mentioned: - a diagram with the distribution of private cars of different model according to their final grading alter inspection; - a table giving the average number of defects per car for each model; and - a table giving the average number of minor and serious defects discovered in the course of inspection, these defects being distributed among 6 groups and each group concerning definite parts of the vehicle. This table is followed by a detailed account of the defects observed.