> Contains 698 pages of product listings with short (one-sentence) blurb, company name,
> product name, requirements, ISPN/ISBN, price. Also includes an index by product,
> index by publisher, and publisher directory.
This is interesting. This is the first time I've heard of an "ISPN". Apparently it was an attempt to catalog software by number before companies decided to use ISBN codes. This Google Books page mentions something about it.