He says it's an Irvin and made by Aviation Leathercraft but looks like an ELC 'Redskin'B-3 from the one pic he posted, AL never made B-3's like this IMO....
http://www.ebay.co.uk/itm/Irvin-Flying- ... 4607f703cc
http://www.ebay.co.uk/itm/Irvin-Flying- ... 4607f703cc