Signedembossed in white letters on blue label on case lid: IBM 0402
Inscribedin white letters on yellow sticker on instrument case: WORK/022R
hand-written on white label on instrument case: 0080319101
FunctionReel-to-reel tape decks were some of the earliest audio recording and play-back technologies. Users could record audio information onto a reel of magnetic storage tape as it was wound from one spool to the other. Audio information could be played back by winding the tape in the opposite direction.
ProvenanceRemoved from I. Bernard Cohen's study in Widener Library on 3.4.2004.