incunabulum

A book printed before 1501; an incunable.

An artifact of an early period.

A book printed in the infancy of the art of printing. See incunabula, 3.

In entomology, a cocoon.

A work of art or of human industry, of an early epoch; especially, a book printed before a. d. 1500.

A book, single sheet, or image that was printed — not handwritten — before the year 1501 in Europe.