Date Name Location Purpose of Visit May 17-Jun 24 Jun 2-24 Jun 10-23 Jun 24-Jul 10 Jul 9-20 Jul 17-21 D. J. Elias G. C. Mitchell R. E. Rhoades2 D. D. Badger' D. G. Constantine3 J. W. De Grazio D. D. Badger' D. J. Elias J. F. Besser Colombia, Ecuador, Peru, Costa Rica, Nicaragua, Honduras, Guatemala, Dominican Republic, Haiti, Jamaica Guatemala, Dominican Republic Trinidad, Venezuela, Panama, Nicaragua Philippines, Bangladesh Colombia, Nicaragua Weslaco, Texas Project development: review and assess- ment of vertebrate pest losses in agri- culture for proposed Latin American regional projects Project development: social soundness analysis, proposed L. A. projects Socio-economic evaluation of vampire bat control program Review AID/NCPC/DWRC research activities in the Philippines; confer with USAID and government officials regarding proposed vertebrate pest project in Bangladesh Socio-economic evaluation of vampire bat control program Field tests; work associated with Sudan quelea program. For economic and logis- tic reasons, work could more easily be accomplished in Texas, serving as a model for later studies in Africa -J