The Gilbreth Network

 http://gilbrethnetwork.tripod.com/ Information about the lives and work of engineers and efficiency experts Frank and Lillian Gilbreth.

Project Management: Doing It Better

 http://www.mindconnection.com/library/business/projectmanagement.htm Article on some basic principles.

The Toyota Production System

 http://www.toyotaproductionsystem.net Ohno's Formula, Little's Formula, Morgan's Formula and Morgan's Expansion. The science of the Toyota Production System.