Critics and readers alike recognize Ammons's achievements: in 1973, his Collected Poems won the National Book Award for Poetry; in 1975, his long poem Sphere: The Form of a Motion was nominated for the National Book Award and received the Bollingen Prize for Poetry: in 1977, he received and award from the American Academy and Institute of Arts and Letters.

The Snow Poems , Ammons's twelfth book, is a major achievement by a major American Poet. The Snow Poems is the most recent book of poetry by an author who has been called ""perhaps the most imaginative, innovative poet writing today. Described as the "fifth gospel" because of its evangelical purpose, this spiritual autobiography creates a world in which reason and faith have transformed moral and social chaos into order. It is one of the most important works in the literature of Western Europe and is considered the greatest poem of the European Middle Ages.

This single volume, blank verse translation of The Divine Comedy includes an introduction, maps of Dante's Italy, Hell, Purgatory, Geocentric Universe, and political panorama of the thirteenth and early fourteenth century, diagrams and notes providing the reader with invaluable guidance.