Pair of Vladimir Kagan for Directional Nautilus Swivel Chairs. Outstanding pair of Vladimir Kagan for Directional Nautilus swivel chairs. This stunning true opposing pair of Kagan Postmodern Nautilus swivel chairs or corkscrew swivel chairs retain their original fabric and are ready for the fabric selection of your choice. These chairs no longer have their labels however they are documented in publications on Kagan and Directional furniture company.