Date: Jun. 14, 2000
Link: http://msdn.microsoft.com/msdnmag/issues/0300/soap/soap.asp
Source Author or Organization: Don Box, MSDN

This tutorial details Object Remote Procedure Call (ORPC) technology and the Simple Object Access Protocol, and the ways this combination of Hypertext Transport Protocol (HTTP) and XML overcomes limitations of Distributed Component Object Model (DCOM), Common Object Request Broker Architecture (CORBA) and other existing technologies. Includes downloadable sample code.