"The Mystery of Lyle and Louise"

Preserved specimens in resin material.

Preserved specimens in resin material.

Preserved specimens in resin material.

Preserved frog life cycle in resin material.

Preserved specimens in resin material.

Preserved pine life cycle in resin material.

Preserved specimens in resin material.

Preserved specimens in resin material.

Preserved specimens in resin material.

Organized, economical survey of fossils.