John Sinkankas

Emerald

Gemstones of North America. Colored Illus. and Line Drawings by the Author

Van Nostrand's standard catalog of gems

Emerald and other beryls

Mineralogy for amateurs

Gem Cutting a Lapidarys Manual Edition

Gemstones of North America (V. 3: Gemstones of the World Series)

Gem cutting

Gemology

Gemstones of North America

Mineralogy

Beryl

Gemstones of North America (v. 2: Gemstones of the world series)

Prospecting for Gemstones and Minerals

Mineralogy for Amateurs, Line Drawings and Diagrams By the Author

Field Collecting Gemstones and Minerals

Gem cutting: a lapidary's manual

Sinkankas' Standard catalog of gem values

Gemstone & mineral data book

A bibliography of North American gemstone liteature

Gemstones and minerals