Founder of iconic buy-sell-trade store, Buffalo Exchange, dies at age 83

Buffalo Exchange, the iconic, original buy-sell-trade store that got its start in 1974 in Tucson, Arizona, announced yesterday on its social media accounts that the company's visionary founder, Kerstin Block, has died. They wrote that Block "leaves behind an incredible legacy of sustainable style, individuality, and empowerment that continues to guide B…