Home › Authors › Locher, Joannes Georgius. (Harvard local name) 👤 Locher, Joannes Georgius. (Harvard local name) 1 book Books by Locher, Joannes Georgius. (Harvard local name) Disquisitiones mathematicæ, de Disquisitiones mathematicæ, de controuersiis et nouitatibus astronomicis 1614