Essen Steel (Ring of Fire Press Fiction)

What are The Crucibellus Manuscripts and who is Collette Dubois? Any mathematician living after the 17th century would have looked at you as though you were an idiot for asking. What did they have to do with the rise of industrial power in Europe? Read Kim's story and find out! A novel set in Eric Flint's 1632 Universe. This story was previously serialized in the Grantville Gazette.