More to explore:
Hans Wegner Swivel Desk Chair
Luigi Colani; Swivel Chair for Lusch, 1971.
Exquisite Hand Carved Tree Trunk Chair on Swivel Base from OneMansTrashLasVegas on Etsy
Swivel desk chair (by Johannes Hansen Denmark,1955).. teak, leather, chrome-plated steel ..amazing
George Mulhauser; Bent Walnut Laminate, Leather and Steel Swivel Chair, 1965.
Arne Jacobsen, Swan swivel chair, 1958. Leather, bronze. Manufactured by Fritz Hansen, Denmark.
George Mulhauser, 'Plycraft' Lounger and ottoman with rare original blue leather upholstery and laminated walnut frame. Swivel and reclining base.