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Casio Scientific Calculator: owned since 1999, used through high school years 8 - 12, a degree in accounting, my current workhorse in my underwriting job. Maybe my favourite possession. : r/BuyItForLife
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Vintage Casio fx-82 Handheld Scientific Calculator | eBay
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10 year old Casio scientific calculator that's been through undergrad, grad school, and much more. Still flawless. : r/BuyItForLife
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