Contents Introduction What You’ll Find in this Book About the Listings Who’s Not Listed These Aren't Paid Ads! Be Included in the Next Edition! Updates and Changes Report Changed or Dead Links What You Need to Use The Internet How to Use the Source Listings Acknowledgements Actuators Actuators-Motion Products Actuators-Motors Actuators-Other Actuators-Pneumatic Actuators-Shape Memory Alloys Bar coding Batteries and Power Books Books-Electronics Books-Robotics Books-Technical Communications.