Keys to the North American genera and higher groups of aquatic insects in their larval and adult stages,

Leaves variously numbered.

Synopsis and catalog of the thysanoptera of North America, with a translation of Karny's Keys to the genera of thysanoptera and a bibliography of recent publications,

Bibliography: p. 83-88.

Keys to the genera and species of the heteroptera of the North eastern states (exclusive of Capsidae).

Typewritten.

Keys to subfamilies, tribes, genera and subgenera of the Gerridae of the world

University of Kansas, Department of Entomology contribution no. 1047.

A report on the aphididae listed as having been found in the state of New York, with notes on those found locally. Accompanied by synoptic keys and references to descriptions.

Typewritten.

Factors governing the amount of duplication in content derived keys /

Vita.

Lowe's collection of reels, strathspeys, & jigs. : Being a new and complete selection of the best dancing tunes in their proper keys, as performed at the different assemblies and public meetings throughout Scotland. Carefully arranged with appropriate basses for the piano forte & violoncello. Book 1[-6].

Book 1: 3d ed.; book 2: 2d ed.

Keys to teaching junior high school music,

Mode of access: Internet.

Keys to teaching elementary school music /

Includes index.

The butterflies of Montana : with keys for determination of species,

Errata sheet follows index.

The keys of the kingdom and other sermons,

Mode of access: Internet.

I. C. S. reference library; a series of textbooks prepared for the students of the International correspondence schools, and containing in permanent form the instruction papers, examination questions, and keys used in their various courses.

Elements of Pen and Ink Rendering--Rendering with Pen and Brush--Elements of Water-Color Rendering--Rendering in Water Color--Drawing from Nature--Drawing from Cast--Elements of Figure Drawing--Drawing from the Figure.

Pictorial keys to arthropods, reptiles, birds, and mammals of public health significance.

"Previously issued under the same title by the Centers of Disease Control and PRevention of the U. S. Public Health Service, Atlanta, Georgia"--t.p. verso.

Aquatic plants of the Pacific Northwest, with vegetative keys,

Mode of access: Internet.

Keys to the flora of Oklahoma.

Mode of access: Internet.