Steve's Old Computer Museum
A really awesome encyclopedia of old personal computers.
Computer Meme Iceberg
The deep iceberg of computer/programming related memes.
BGP Routing Table Analysis
Analysis and data about routing and BGP. Not only does it have many articils with incredibly in-depth analysis but it links out to tools use to collect data and do the analysis.
Gigantic list of registered autonomous systems and whois data.
CAIDA Public Data
Huge public dataset of routing and AS data.
The Unix Heritage Society
A site the preserve and maintain the history of the earliest Unix systems.