Free for postage/shipping (or pickup in Chicago): 4 - B+H Iris (ca. 1986-88) 2-slot/3-board sets: CPU Board w/TMX34010 32-bit Graphis System Processor, 32 chips D41264-15 Video RAM; SCSI (?) board; Parallel Printer/Scanner board. 2 sets are complete, 1 is missing the TMX chip, 1 is missing the TMX and a Bt454KPJ170 chip. 1 copy Texas Instruments TMS34010 User's Guide. Board sets weigh 2 lb 3 oz each. email me off-list at Robert_Feldman(a)jdedwards.com.