Limited to an edition of one thousand copies, the first hundred copies contained an envelope inside within which was contained a piece of horse hair knotted in exactly the same manner as that which was originally used to invite prospective members into the Society.
In this limited edition, the first hundred copies included a piece of horsehair inside an envelope. The horsehair was tied similarly to the original invitation that invited potential members to join the society, and it was part of the initial one hundred copies.