Dead Relatives

The individual or group credited with creating the main content of a product, such as a book, film, or other creative work. The value is a free‑text string representing the name(s) of the primary creator.

The method used to bind the pages of a book or similar printed material, such as paperback, hardcover, spiral, wirebound, or other binding styles.

The name of the entity that publishes or distributes the product, such as a book, magazine, or other media item.

The calendar year in which the product was first published or released to the public. It is expressed as a four‑digit number (e.g., 2015) and can be used to filter, sort, or compare products by their release period.