Volta Lake in Relation to the Human Population and Some Issues in Economics and

Insects in Relation to National Defense: Circular

Some Insects Injurious to Garden and Orchard Crops

An Attempt to Investigate Some Obscure and Undecided Doctrines in Relation to

Some Insects Injurious to Violet, Rose, and Other

Insects Injurious to Stored Grains and Their Groun

Insects in Relation to National Defense: Circular

Some Mexican and Japanese Injurious Insects Liable