Just FYI -
If you're not interested in the original book, there is a very recent "confidential" SGI pricelist floating about if you're good with Google.
Dual R14K@600MHz, 2GB RAM, V12, 1x72GB HDD
R10K@175MHz, 512MB RAM, 1x72GB HDD
68040@33MHz, 128MB RAM, NeXTdimension 32MB, 2x 4.3GB HDD
...And lots of other UNIX-like systems for which there is no icon.