Somethings that maybe of intrest
http://cgi.ebay.com.au/SURFBOARD-70s-FinlessExperimental-KNEEBOARD-bodyboard_W0QQitemZ5232394603QQcategoryZ39989QQrdZ1QQcmdZViewItem
http://cgi.ebay.com.au/vintage-70s-SURFBOARD-Swallow-Tail-FOIL-CRYSTALLIS_W0QQitemZ5232428277QQcategoryZ39989QQrdZ1QQcmdZViewItem
http://cgi.ebay.com.au/vintage-70s-SURFBOARD-Flyer-Swallow-Tail-FUNNEL-surf_W0QQitemZ5232434981QQcategoryZ39989QQrdZ1QQcmdZViewItem
http://cgi.ebay.com.au/SURFBOARD-70sTwin-Fin-SLAB-KNEEBOARD-NATURAL-FUSION_W0QQitemZ5232440365QQcategoryZ39989QQrdZ1QQcmdZViewItem