The novella “Magic, Inc.” by Robert A. Heinlein was published for the first time in 1940 in the September issue of the magazine “Unknown” with the title “The Devil Makes the Law”. It’s often published as a book together with “Waldo”.

Archie Fraser works as a building contractor and in his field the use of magic is limited. When a representative of an association never heard called Magic, Inc. f him the services of its members, Archie immediately realizes that it’s a racket and forces him to leave. Not being sure about what to do, he consults with Joe Jedson, a friend who has more experience in the field of magic.