The Trumpeter Swan: its History, Habits, and Population in the United States (open access)

The Trumpeter Swan: its History, Habits, and Population in the United States

Summary of the trumpeter swan, including geographic distribution, habitats for breeding and wintering, life cycle, nesting, food, limiting factors, longevity, population dynamics, and human management.
Date: April 30, 1960
Creator: Banko, Winston E.
System: The UNT Digital Library
Mammals of Maryland (open access)

Mammals of Maryland

Overview of the mammals of Maryland, including descriptions of the orders and maps depicting distribution of the mammals.
Date: April 1969
Creator: Paradiso, John L.
System: The UNT Digital Library
Stream Catalog of Southeastern Alaska Regulatory District No. 2 (open access)

Stream Catalog of Southeastern Alaska Regulatory District No. 2

From introduction: As a handbook of salmon streams, this catalog is expected to serve as an aid to conservation agencies as well as others who have an interest in the valuable salmon resources of Southeastern Alaska.
Date: April 1963
Creator: Orrell, Russell F. & Klinkhart, Edward G.
System: The UNT Digital Library