This document is part of a five-volume nationwide study of Nutrition Services operations and elderly citizens participating in congregate dining and home delivery services authorized by Title III-C of the Older Americans' Act. This volume contains the questionnaires used in the study. Section 1 gives a report overview and acknowledgements. Section 2 presents the project review field instruments, including a data collection form and questionnaires for state nutrition service directors, area agency directors, nutrition service directors, nutritionists, dietitians, advisory council members, and site managers. Section 3 contains participant and non-participant interview instruments, including questionnaires for site participants, home-delivery recipients, non-participating neighbors, and former participants. (JMK)