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He invented a new way to take photographs of snowflakes
From The New Yorker: "For Wilson Bentley, the late-nineteenth- and early-twentieth-century microphotographic innovator and bona-fide snowflake obsessive, contemplating the dazzling panoply of kaleidoscopic snow-crystal formations was a pastime that never lost its lustre. In fact, it is through Bentley’s encyclopedic collection of more than five thousand snowflake photographs,