Chicago Press gives away History of Cartography as PDF for free!
If you are a cartography buff, you have to check out this offer. Topics span:
- Cartography in Prehistoric, Ancient, and Medieval Europe and the Mediterranean
- Cartography in the Traditional Islamic and South Asian Societies
- Cartography in the Traditional East and Southeast Asian Societies
- Cartography in the Traditional African, American, Arctic, Australian, and Pacific Societies
(via All Points Blog)