The evaluation Handbook from the Kellogg Foundation, the first chapter provides a history of evaluation.
http://www.wkkf.org/Pubs/tools/Evaluation/Pub770.pdf

Introduction to Program Evaluation for Comprehensive Tobacco Control Programs.
www.cdc.gov/tobacco/evaluation_manual/ch4.html

Connecting Program Outcome Measurement to Community Impact
An introduction to United Way's approach to improving whole communties.
http://national.unitedway.org/outcomes/files/ConnectingPOM_toCI%20Final.pdf

This is the evaluation site of the Free Management Library prepared by Carter McNamara.  It provides guidance toward planning and implementing an evaluation process for both for-profit and non-profit programs.
http://www.mapnp.org/library/evaluatn/fnl_eval.htm

A Participatory Model for Evaluating Social Programs from The James IrvineFoundation is a clear description of participatory evaluation from a foundation's perspective.
http://www.irvine.org/assets/pdf/pubs/evaluation/Eval_Social.pdf

Measuring Joy: Evaluation at Baltimore Clayworks by Deborah Bedwell.  This artilce, written by the executive director, describes her organization's experience implementing an outcome evaluation.
http://arts.endow.gov/grants/apply/out/joy.html