List of Infusorial Objects Found Chiefly in the Neighborhood of Salem, Massachusetts: With a Sketch of the Progress of This Branch of Natural History.

Focusing on the diverse infusorial objects discovered around Salem, Massachusetts, this work provides an insightful exploration into the field of natural history. It highlights the significance of these microscopic organisms and their role in the local ecosystem. Alongside detailed descriptions of the specimens, the book includes a historical overview of the advancements in the study of these organisms, showcasing the evolution of scientific inquiry in this specialized area.