These appendices include the data upon which "Citizen Organizations: A Study of Citizen Participation in Educational Decisionmaking--Final Research Report" (UD 019 754) was based. Data are provided on the variables which shaped the character and role of community organizations concerned with the school systems and school policies of Boston, Atlanta, and Los Angeles. Information provided includes: (1) demographic and political profiles of the three cities studied; (2) school system profiles; (3) community organization profiles; (4) research methods and procedures; (5) questionnaire, interview and network data; (6) a brief review of the literature on organizational typologies. Data are presented in the form of text, tables, charts, and graphs. (EB)