Artifact Details

Title

Whisper Writer 1000 Accoustic Adapter

Catalog Number

102638267

Type

Physical Object

Manufacturer

3M Company. Business Communications Division

Place Manufactured

U.S.

Identifying Numbers

model number 1490
serial number 107337

Dimensions

2 1/2 x 9 3/8 x 3 in.

Category

interconnect/network/modem