Wisconsin State Horticultural Society / The Wisconsin horticulturist
Vol. III, No. 9 (November 1898)
Kitchen, J. M. W.
Hydrocyanic acid as an insecticide--a warning, pp. 29-31 PDF (729.7 KB)
Convention of horticulturists, p. 31 PDF (235.6 KB)
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