take a closer look. these items all have something in common, the branding of atlanta's most famous airline. >> for a dollar each? >> reporter: aviation superfans have been flocking to the delta surplus sale since 1995, snagging items from $3 t-shirts to $5 sam adams cutout and $225 airplane seats. >> thank y'all for coming here and spending your money. >> reporter: delta retiree, norbert raines. >> i think i've probably missed one sale since they started. >> reporter: over the years he's acquired thousands of photographs, entire table settings and piles of t-shirts. >> every time i see a different one with a different logo go, i have to have it. it's just a habit. i've always been a collector. >> reporter: what started as a biannual sale has since taken off. now a monthly event bringing in more than 700 people per sale. >> can you believe this? >> reporter: ryan and lori richardson visiting from minnesota with their sights locked in on coach seats.