N Phillips 7th edition. Montgomery Minnesota 1980 110 pages.

Fun to read, if only because it was written 30 years ago and you can see whether the guy was right, or not.  If you had followed his advice, would you have made money ?

Not a lot on coins, and what there is relates to US coins.  There are some wonderful truths incorporated:  'Knowledge is Power' says the chapter heading, and whether you are talking about investment in stamps or coins, or anything else, it is very true !