Hepworth Marine
Marine window wipers, rail windscreen wipers and commercial windshield wipers.
http://www.b-hepworth.com/wipers.html

Cleartec Corp.
Improve driving visibility and safety by cleaning your wipers automatically whenever the wipers are in motion.
http://www.cleartec.com/

Howard Wipers, Ltd
UK. Manufacturers of industrial cleaning and polishing cloths and wipers from recycled textile wastes. Also, distributors of sorbent products.
http://www.howardwipers.co.uk

B. Levine's Textiles
Distributors and graders of new textile wipers and cuttings. Wipers, rags, and cleaning fabrics for industrial, commercial, car washes, and retail use.
http://www.geocities.com/blevine_99/index.html

Double-double precision
Fortran 90 code by Claire Moreau-Finot for double-double precision arithmetic. That is about a hundred bits of precision with a floating point notation. The library computes the exponential function radix 2 and e, the cosine and the sine.
http://perso.ens-lyon.fr/marc.daumas/SoftArith/ddouble.php?langue=en

Easiclean Wipers
Wiping cloths and paper products from Easiclean Wipers - rag wipers, polishing cloths, stockingette and paper disposables
http://www.easicleanwipers.com/

Astronomical League Double Star Club
The purpose of the Double Star Club is to introduce observers to 100 of the finest double and multiple stars in the heavens.
http://www.astroleague.org/al/obsclubs/dblstar/dblstar1.html

High-Precision Software Directory
David Bailey's package for multiple precision, and packages for double-double (~32 dec. digits) and quad-double (~64 dec. digits) precision. The last two are in C++ with Fortran front ends.
http://crd.lbl.gov/~dhbailey/mpdist/mpdist.html

Double Press Manufacturing, Inc.
Manufacturer of farm equipment designed to double compress two tie and three tie bales to less than half their original size.
http://www.doublepress.net/

Double Decker Tours
Double Decker Bus Tours
http://www.doubledeckertours.com