The successful player will find snippets of classic horror works throughout the game.
The manual has a little bio of HP Lovecraft and the acknowledgements include the staff of the British Library Reading Room and Oriental Reading room who apparently helped out with the project.
This is a game you will have a hard time finding (especially the PC version).
They tried again in the mid -90s with similar ideas in Daughter of Serpents. This game had similar character generation (which by then the idea of skill points was not new anymore).
The manual gives a bio of HP Lovecraft as well as the game designers Chris Elliott and Richard Edwards. Richard use to work in an English Psycological hospital where he became allergic to bureacracy and is quoted as saying that computing is an occult art rather than a science.