The following links are ideal for further in-depth research on the companies that Porticus has historical information about.  The links provided are not sponsored or associated with Porticus and are for reference purposes only.

Bell System Memorial References

140 new montgomery: A classy reminder of Bell System past glories.

http://homepage.mac.com/pjfraser/phonefun/PhotoAlbum83.html

A Tribute to Telephone Central Offices and the AT&T Long Lines Microwave Network of California

http://www.thecentraloffice.com/

AT&T History

http://www.att.com/history/milestones.html

AT&T Labs

http://www.att.com/attlabs/

Bell Canada

http://www.bce.ca/en/aboutbce/history/index.php

Bell Ringers

http://tparca.org/bellringers/

Bell System opens Transcontinental Radio-Relay

http://ourworld.compuserve.com/homepages/ggninfo/51.htm

Bell Telephone Laboratories

http://www.bell-labs.com/about/history/timeline.html

Bell Telephone Pavilion: 1964/1965 New York World's Fair

http://www.nywf64.com   http://www.porticus.org/bell/miscellaneous.html#The%20Bell%20System%20Pavilion

Canada Says Hello: The First Century of the Telephone

http://archives.cbc.ca/IDD-1-75-1139/science_technology/telephones/

North American Data Communications Museum

http://www.nadcomm.com/

Physical Sciences & Communications at Bell Labs

http://www.bell-labs.com/org/physicalsciences/timeline/index.html

Lucent History

http://www.lucent.com/corpinfo/history.html

The Microwave Radio and Coaxial Cable Networks of the Bell System

http://coldwar-c4i.net/

Nortel History

http://www.nortel.com/corporate/corptime/index.html

The Telecommunications History Group, Inc.

http://www.telephonetribute.com/

Telephone EXchange Name Project

http://ourwebhome.com/TENP/TENproject.html

Telephone Tribute

http://www.telephonetribute.com/

Telstar

http://www.lucent.com/minds/telstar/

Wikimedia Foundation, Inc.

http://en.wikipedia.org/wiki/AT%26T

Beatrice Foods Memorial References

Beatrice Foods Inc (Canada)

http://www.beatrice.ca/

Dannon Yogurt

http://www.dannon.com/about_company.aspx

Gebhardt Mexican Foods Company

http://www.lib.utexas.edu/taro/utsa/00029/utsa-00029.html

Keller's Creamery

http://www.kellerscreamery.com/

Meadow Gold

http://www.meadowgold.com/history.html

Meadow Gold

http://www.lanimoo.com/default.asp

Mountain High Yogurt

http://www.mountainhighyoghurt.com/index.html

Swift & Company

http://www.swiftbrands.com/index.php

Tropicana Products

http://www.tropicana.com/TRP_TropicanaHistory/CompanyHistory.cfm

Wikimedia Foundation, Inc.

http://en.wikipedia.org/wiki/Beatrice_Foods

Borden Company Memorial References

American Dairy Brands

http://www.elsie.com/HOMEPAGE/borden.asp

Elmers Glue

http://www.elmers.com/

Borden Chemical Inc

http://www.bordenchem.com/

Milk Products LLC

http://www.bordenorganic.com/