The Shadow on the Doorstep bound with Trilobyte

Double Book published in 1987 published in three states, signed by both authors and Tim Powers and Lewis Shiner who wrote the introductions

Trade limited to 500 copies in wrappers

Limited limited to 300 signed and numbered copies bound in cloth with dustjacket

Deluxe limited to 75 signed, numbered  copies bound in leather without dustjacket as issued