The latest edition of a handbook by the founder of Scientology.

On the other hand, according to the 1883 edition of A complete handbook to the National museum in Naples item number 74599 bears the following description:

Latest edition of a handbook by the founder of Scientology.

This is the second edition of a handbook which has become an essential companion of teachers and students of tropical medicine and parasitology throughout the world.

It used an edition of a statistical handbook of Germany as the key text.