Title: Insect enemies of the spruce in the Northeast
First published: 1901
Subjects: Spruce, Insect pests, Forest insects, Diseases and pests, Working class, Dwellings, Exposition universelle de 1889 (Paris, France) http://id.loc.gov/authorities/names/n83172132, Exposition universelle de 1889 (Paris, France)
Places: Northeastern States
LC classification: SB608.S8 H6 B#