C. 1990, I volunteered in the library at the middle school I was attending. The checkout machine was a then antiquated green phosphor monochrome Apple IIe with a fixed laser scanner wand shape like a large pen that had to be dragged across a barcode.
Although this was before the internet and the Internet, there was a large, single purpose, DOS-based computer with a searchable encyclopedia and a Library of Congress catalog.
Although this was before the internet and the Internet, there was a large, single purpose, DOS-based computer with a searchable encyclopedia and a Library of Congress catalog.
Dewey Decimal Classification represent.