Stationery The following stationery documents and logo files are available for use in official System Safety Society communications by officers, directors and chapter presidents. Click to download. Please note that the official Society logo must have the [R] registration symbol after it, and should be in the format shown below: Handmade versions (using MS Word drawings, symbol fonts or other variations) should not be used. Society_Letterhead.doc Slide_format.ppt Society_Logo_with words.jpg Society_Logo, symbol_only.jpg Society_Logo, vector eps