Zarin Bag
Exporter of single layer fabric coated sacks, jumbo bags and two layer sacks with polyethylene or paper inlay.
http://www.zarinbag.com

Vraj Packaging Pvt. Ltd.
Manufacturer of laminated and unlaminated woven sacks and fabrics, multi wall paper sacks, kraft lined fabric bags, jumbo and container liners. Located in India.
http://www.vrajindia.com

Korsnäs Packaging
Provides packaging systems including paper sacks, filling systems, airbags for cargo protection with the Bates Cargo-Pak and waste systems, sacks, bags, and holders.
http://www.korsnas-packaging.com/

Sistom Caster Inc.
Chinese manufacturer of casters and wheels for handcarts, medical appliances, and similar products. Available in heavy, medium, and light models.
http://www.sistom.com

AT Plastics
Polymers, films, packaging and shipping sacks.
http://www.atplastics.com/

Seevent Plastics
Seevent Plastics – manufacturers of a wide range of polythene products
http://www.seevent.co.uk/

Pak Sher Co
Restaurant carry out bags, drink containers, deli sacks and party trays.
http://www.paksher.com/

Envirobag
Clean plastic grocery sacks received from schools are recycled in the production of trash bags.
http://www.envirobag.com/

J&HM Dickson Ltd.
Woven Polypropylene Sacks and FIBCs from J&HM Dickson of Glasgow, Scotland, UK - Sack Makers since 1920
http://www.sackmaker.com/

Introduction to Logic and Recursion Theory
Notes from the class taught by Prof. Sacks in the Spring of 1998.
http://www.media.mit.edu/physics/pedagogy/babbage/texts/rt.html