Artifact Details Title Data Discman materials Catalog Number 102791605 Type Document Description Two separate items about Sony's Data Discman: Open a new chapter in recorded history (promotional brochure) DD-1EX Electronic Book Player operating instructions Date 1991 Publisher Sony Extent 2 items Category Manual; Promotional Material Credit Gift of Tom Rolander Lot Number X7176.2014 102791605-05-01-acc.pdf102791605-05-02-acc.pdf