The product is the Intel 8080/8085 Assembly Language Programming Manual, published in 1979. This manual serves as a guide for programming with the 8080/8085 assembly language, providing instructions and reference material for users looking to code on these specific microprocessors. With a focus on Assembly language, this manual is a valuable resource for programmers looking to work with Intel's 8080 and 8085 microprocessors in the late 1970s.  PRE-OWENED CONDITION