Mahoney Foundries, Inc.
Manufacturer of aluminum, brass, and bronze castings. Rapid prototyping. We pour all copper and aluminum based alloys. State of the art equipment and in-house machine shop. Quality parts on time, every time.
http://mahoneyfoundries.com

Matar
Aluminium and magnesium gravity die casting products
http://www.matar.org.il/

Mayo Engineering
We supply a complete range of new and used quality foundry equipment for investment, sand, die, gravity die, pressure die and shell casting. Complete foundries considered for purchase.
http://www.mayoengineering.com/

The New Laws of Gravity
Online book introducing a scalar theory of relativistic gravity, including applications to antigravity, cosmology, quantum gravity, and gravitational radiation; by Paul Bird.
http://users.whsmithnet.co.uk/paulbird/gravbook/

Hadleigh Castings
aluminium foundry supplying aluminium castings using sand casting and gravity die casting methods
http://www.hadleighcastings.com

Ashley Engineering (Lancashire) Ltd.
zinc & aluminium pressure & gravity die casting from uk manufacturers Ashley Engineering. Member of the Diecasters Association
http://www.ashleyengineering.com/

EDCON Gravity and Magnetics
Gravity and magnetic data acquisition, processing and interpretation. Specializing in airborne, borehole, land and marine gravity and magnetics for environmental, engineering and energy industries.
http://www.edcon.com/

Knelson Gravity Solutions
KGS, provides total gravity concentration solutions. A full range of products and services are available including gravity amenability testing, flow sheet development, circuit engineering and supply of turnkey gravity circuits worldwide.
http://www.knelsongravitysolutions.com

Advanced Casting Company Ltd UK
Specialists in investment casting of a wide range of carbon and stainless steels, aluminium and copper based alloys using the lost wax casting processes.
http://www.advanced-casting.co.uk

The Prototyper, Inc
3D design, rapid prototypes, cast and cut tooling for injection, blow, vacuum formed, fiberglass, iron, steel, aluminum, sand casting, plaster casting, v-process, and investment casting.
http://theprototyper.com/