Rotation of Sun and Planets
The rotation period of a large body circled by one or more satellites can be calculated theoretically.
http://www.geocities.com/saeles/planetsrotation.htm

Seal Specialists
Distribution of Burgmann mechanical seals, pump and valve packings, custom seal designs and mechanical seal repairs for various brands.
http://www.sealspecialists.com

BackupAssist
Software designed to make it easy to implement tape backup rotation strategies easily. It provides scheduling, email notifications, and industry standard media rotation schemes.
http://www.backupassist.com/BackupAssist/

Pipelined phase-rotation FFT
By David O'Halloran. The Welchel phase-rotation FFT is a new form of the fast Fourier transform (FFT) that replaces data movement at runtime with equivalent multiplications by precomputed constants. The result is an FFT that is easy to pipeline.
http://www.cs.cmu.edu/afs/cs.cmu.edu/project/iwarp/member/fx/public/www/phase1.html

Electromagnetic Rotation
The experiments of Oersted, Faraday, Ampere, Sidorovich on electromagnetic rotation
http://sidam.at.tut.by

Garlock Sealing Technologies
Garlock Sealing Technologies manufacturers Fluid Sealing Products, Sheet Gaskets, Expansion Joints, Metal Gaskets, Molded Rubber Seals along with Pump and Valve Packing for the chemical, fossil fuel, hydroelectric, nuclear power, oil, gas, pharmaceutical and pulp and paper industries.
http://www.garlock.net

International Earth Rotation & Reference Systems Service
The NASA Jet Propulsion Laboratory IERS Special Bureau for the Oceans collects, calculates, analyzes, archives, and distributes data relating to non-tidal changes in oceanic processes affecting the Earth's rotation, deformation, gravitational field, and geocenter.
http://euler.jpl.nasa.gov/sbo/

Jin Yang Oil Seal
Manufactures oil seal, o-ring, and rubber goods for autos. From Korea.
http://jy-oilseal.com/

Surreal Seal Campaign
Information about the possible existence of a Seal that has evolved a long neck.
http://www.cornes1.fsnet.co.uk/

Raj Corporation
Raj Corporation is an Indian Importers and stockists of Dust Seals, Oil Seals, Buffer Seals, Piston Seals, Step Seals, D. Seals, Wiper Seals, Rod Seals, V. Packing, U. Packing, Seal Kits, Repair Kits, Gasket Kits, Cooler Motor kits, Cylinder Repair Kits, Wear Rings, Bearing Strips, O-Rings, O-Ring Kits, O-Ring Cords in India, kolkata
http://www.rajcorporation.com/seals.htm