"Contribution from the Bureau of Entomology."Cover title.Includes bibliographical references.Mode of access: Internet
Caption title."Contribution from Bureau of Entomology and Plant Quarantine."Includes bibliographical...
Cover title.Includes index.Running title: Insect pests of Ohio shade and forest trees.Bibliography: ...
Cover title."Contribution from the Bureau of Plant Industry and the Bureau of Entomology."Bibliograp...
"Contribution from the Bureau of Entomology."Cover title.Includes bibliographical references.Mode of...
"Contribution from the Bureau of Entomology."Cover title.Includes bibliographical references.Mode of...
"Contribution from the Bureau of Entomology."Cover title.Mode of access: Internet
"Contribution from the Bureau of Entomology."Cover title.Mode of access: Internet
"Contribution from the Bureau of Entomology."Cover title.Includes bibliographical references.Mode of...
"Contribution from the Bureau of Entomology."Cover title.List of publications "relating to insects i...
"Contribution from the Bureau of Entomology."Cover title.List of publications "relating to insects i...
"Contribution from the Bureau of Entomology."Cover title.Includes bibliographical references and ind...
"Contribution from the Bureau of Entomology."Cover title.Bibliography: p. 14-15.Mode of access: Inte...
"Contribution from the Bureau of Entomology."Cover title.Mode of access: Internet
"Contribution from the Bureau of Entomology."Cover title.Bibliography: p. 10-12.Mode of access: Inte...
"Contribution from the Bureau of Entomology."Cover title.Mode of access: Internet
Caption title."Contribution from Bureau of Entomology and Plant Quarantine."Includes bibliographical...
Cover title.Includes index.Running title: Insect pests of Ohio shade and forest trees.Bibliography: ...
Cover title."Contribution from the Bureau of Plant Industry and the Bureau of Entomology."Bibliograp...
"Contribution from the Bureau of Entomology."Cover title.Includes bibliographical references.Mode of...
"Contribution from the Bureau of Entomology."Cover title.Includes bibliographical references.Mode of...
"Contribution from the Bureau of Entomology."Cover title.Mode of access: Internet
"Contribution from the Bureau of Entomology."Cover title.Mode of access: Internet
"Contribution from the Bureau of Entomology."Cover title.Includes bibliographical references.Mode of...
"Contribution from the Bureau of Entomology."Cover title.List of publications "relating to insects i...
"Contribution from the Bureau of Entomology."Cover title.List of publications "relating to insects i...
"Contribution from the Bureau of Entomology."Cover title.Includes bibliographical references and ind...
"Contribution from the Bureau of Entomology."Cover title.Bibliography: p. 14-15.Mode of access: Inte...
"Contribution from the Bureau of Entomology."Cover title.Mode of access: Internet
"Contribution from the Bureau of Entomology."Cover title.Bibliography: p. 10-12.Mode of access: Inte...
"Contribution from the Bureau of Entomology."Cover title.Mode of access: Internet
Caption title."Contribution from Bureau of Entomology and Plant Quarantine."Includes bibliographical...
Cover title.Includes index.Running title: Insect pests of Ohio shade and forest trees.Bibliography: ...
Cover title."Contribution from the Bureau of Plant Industry and the Bureau of Entomology."Bibliograp...