I was looking through there a few weeks ago, and on the section on Faith, at the end of a chapter, I tried to answer the questions assigned. Did better than I thought I would do, but here's a point of interest for you guys.
The test consisted of two columns. One lists an activity and the other lists a description of the activity, so in the first column was listed participation in a Protestant service, and in the second column, the answer I chose was mortal sin, and I was right.
LOL. We are known by the company we keep.
Re: the 1952 version, what does it say about reading Scripture on your own?