Grey Ops in Győr
Rules and Play-Aids
Resources for Players
A general handout that details GUMSHOE and gives an excellent overview of the system.
This is a great rules overview specific to Night's Black Agents
This file is useful if you want a copy of the index, character sheet (there are better ones available) and other such files.
A more detailed look at GUMSHOE and more…general review of the variances in the rules.