["Mirror for the Sky" is] a grievously mistaken "opera" by a successful short-story writer that never even reached the flinty Broadway boards….

Mirror for the Sky," alas, cannot even be dismissed as competent. Striving to recreate the career of Audubon in strange, valentine prose (and lyrics that belong on a sampler rather than on music-staves), Miss West reveals no knowledge of the theatre whatsoever.

James MacBride, "Titles on the Broadway Bookrack: 'A Mirror for the Sky'," in The New York Times Book Review (© 1948 by The New York Times Company; reprinted by permission), June 6, 1948, p. 30.