This double-sided 6-image extendo principle was invented by me in April of 1998, while on a Structural Graphics payroll to advertise Glen Ellen wines. I called it "Sixtendo". Click on image to see initial Glen Ellen sixtendo.
This double-sided 6-image extendo principle was invented by me in April of 1998, while on a Structural Graphics payroll to advertise Glen Ellen wines. I called it "Sixtendo". Click on image to see initial Glen Ellen sixtendo.