Wilson, Alexander, 1766-1813. / American ornithology; or The natural history of the birds of the United States
1. American sparrow hawk. 2. Field sparrow. 3. Tree sp. 4. Song sp. 5. Chipping sp. 6. Snow bird, pp. 16 ff.
Based on date of publication, this material is presumed to be in the public domain.| For information on re-use, see http://digital.library.wisc.edu/1711.dl/Copyright