A snippet of BYTE magazine (From Jan 1976) that includes an app for DUFFER. It is several pages of 8088 machine code. In 10pt font. (CRC codes are for the weak and simpering)
https://soc.jrconlin.com/system/media_attachments/files/112/329/788/745/017/184/original/148c23a417dce0a3.png