Two Weird Little 17Th Century Objects That Marla Aaron Found On Portobello Road Have Inspired A New Mechanism That They Are Launching And Lovingly Call The "Musgrave" After The Name Engraved On It.
What Caught Their Interest Specifically Was The Idea Of The Two Disks That Spin In Opposite Directions To Release A Side Of The Piece Which Led Us To The Conclusion That It Makes A Perfect Lock But With Some Modifications Of Size And
