The purpose of this document is to describe concisely what is known in the West about the heritage of the major hardware elements associated with the Mir space station complex. These are: The Mir base block, launched in 1986 The modules added to the base block in 1987, 1989, and 1990 The Soyuz-TM crew transports and Progress-M supply ships, which first appeared in 1986 and 1989, respectively. This work is divided into four parts. Part 1, "Soyuz," examines the Soyuz spacecraft and its derivatives, including those used in the abandoned manned lunar landing program. Part 2, "Almaz, Salyut, and...