[s9e3] Warning Signs Here

It looks like there might be a you are referencing.

The team uncovers a connection between Timothy McGee's grandmother (guest starring Lily Tomlin) and the murder of a Navy Lieutenant involving a 30-year-old top-secret research project. [S9E3] Warning Signs

Could you please clarify , or specify if you are looking for a physical paper supply (like heavy cardstock or adhesive vinyl) to print a custom safety/warning sign? It looks like there might be a you are referencing