41-50 (30,270)
41.  Optimal State Estimation: Kalman, H Infinity, and Nonlinear Approaches
| 42.  How To Hot Rod Volkswagen Engines
| 43.  JunkBots, Bugbots, and Bots on Wheels: Building Simple Robots With BEAM Technology
| 44.  Atomic Zombie s Bicycle Builder s Bonanza
| 45.  DEWALT® Blueprint Reading Professional Reference
| 46.  The Building of the Panama Canal in Historic Photographs
| 47.  Electric Motors and Control Techniques
| 48.  How Steam Locomotives Really Work
| 49.  Handbook of Usability Testing: Howto Plan, Design, and Conduct Effective Tests
| 50.  LEGO Mindstorms NXT Power Programming: Robotics in C
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