Warning: You are not logged in. Your IP address will be publicly visible if you make any edits. If you log in or create an account, your edits will be attributed to your username, along with other benefits. Anti-spam check. Do not fill this in!==Effects== Ability to dig out massive tunnels - Used to help complete the Thames Tunnel. [[Category:Artifact]] [[Category:Class A-4]] [[Category:GunjiBunny]] [[Category:Garr9988]] Summary: Please note that all contributions to the Warehouse 13 Artifact Database Wiki are considered to be released under the CC-BY-SA Cancel Editing help (opens in new window) Retrieved from "https://warehouse-13-artifact-database.fandom.com/wiki/Marc_Isambard_Brunel%27s_Quadrant"