In December of 1965, International Surfing's cover story was "The Signature Model Era" and featured manufacturers (seated) with their top surfer-shapers. Left to right: Donald Takayama and Bing Copeland; Harold Iggy and Dewey Weber; Phil Edwards and Hobie Alter, Mike Doyle and Don Hansen; Mike Hynson and Larry Gordon. Jackets, ties and hard shoes presumably suggested a more "professional" phase in the sport and industry. Although you have to love Takayama crushing the fur coat for the shot.
This image and info taken from Chapter Four: The Swinging Mid-Sixties in the book "Bing Surfboards fifty years of craftsmanship and innovation". Buy Now