The Joan Walsh Anglund "Little Sister" sterling silver ornament was produced by Cazenovia Abroad (not Hallmark), typically in the 1970s. It's hallmarked © [year] Joan Walsh Anglund Sterling Silver, though specific publication years vary and direct documentation for a 1973 release is limited. The piece generally stands around 3 inches tall, made of solid .925 sterling silver, with the artist’s signature engraved.