Froogle:
Developed by Google, Inc. One of the most promising price comparison sites to date.
BizRate:
One of the largest price search sites. Over 30 million products listed.
Shopping.com:
Child of Dealtime and Epinions, now merged to provide you with three shopping search engines that feature your products separately, yet the same.
Yahoo Shopping:
Complete Yahoo Shopping data feed creation and maintenance solutions.
MSN Shopping:
Complete MSN Shopping data feed creation and maintenance solutions.
NexTag Shopping:
Complete NexTag data feed creation and maintenance solutions.
PriceGrabber Shopping:
Complete PriceGrabber data feed creation and maintenance solutions.
Elfmun Underwater Products
Offers plans, parts, and kits to build underwater canister dive lights and video housings. Includes ordering information, price lists, and contact details.
SLR Camera Housing Plans
Includes detailed description and pictures, along with price list for suggested parts and contact information.
Midwest Engineering and Design
Sell plans for such items as underwater camcorder housings, 1 and 2 person submarines, hydrophones, ultralight aircraft, scuba tow scooters, and pulse induction metal detector.
Padicam Video Housing
Plans for building your own underwater camcorder housing for under $100! NOTE: E-mail correspondence only.