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Choose from a variety of our powerful 2D and 3D drafting tools for architects, engineers, drafters, and other design-related personnel needing to create professional drawings.

Autodesk is a world leader in 3D design software for manufacturing, building, construction, engineering, and entertainment. Since introducing AutoCAD in 1982, Autodesk has developed a broad portfolio of 3D CAD software programs to help users visualiz...

SPIE is an international society advancing an interdisciplinary approach to the science and application of light.

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The European Society of Cardiology

Official Tahiti Tourism site. A wealth of information about Tahiti, Bora Bora, Moorea and every other Island in this South Pacific Paradise, as well Cruise, Vacation and Honeymoon planning, including locating a travel agent.

LightingTrainer.COM provides free of charge access to stage lighting online training materials like videos, tutorials, manuals and more!

Twitter is without a doubt the best way to share and discover what is happening right now.

Ivoclar Vivadent is a leading international dental company with a comprehensive product and system range for dentists and dental technicians.

YouTube is a place to discover, watch, upload and share videos.

www.acm.org - The premier society in computing brings you the Computer Portal.

WorldWideScience.org is a global science gateway