Nueces County unearthed a time capsule that had been buried beneath the floor of the courthouse on Leopard Street since 1977, when the building first opened.The opening brought together past and present county leaders to reflect on nearly 50 years of local history.Kathy Wemer, chair of the Nueces County Historical Commission, said the moment captured something universal about the passage of time. Nueces County time capsule unearthed after nearly…