The operations support and supervision series consists of records relating to Garcia de Truslow's work in the Latin America and Caribbean regional vice presidency between 1981 and 1987 as an Urban Planner and between 1990 and 1998 as Senior Projects Officer. The series includes records relating to both project support and to sectoral and country research and planning. Records relate to work in countries throughout South and Central America including Argentina, Bolivia, Chile, Dominican Republic, Ecuador, Guatemala, Mexico, Panama, Paraguay, Peru, and Uruguay. Of these, Argentina and Panama are represented the most.

Series consists of records maintained by Garcia de Truslow relating to specific projects. Garcia de Truslow maintained her own binders of records on projects that she was involved in and these are contained in this series. Projects that are represented most abundantly include: Bolivia - Urban Development Project (P006132) Dominican Republic - Project for the Institutional Development of the Municipality of Santo Domingo (P006993) Argentina - Yacyreta Hydroelectric Project (P005937) Ecuador - Mining Development and Environmental Control Technical Assistance Project (P007129) Argentina - Mining Sector Development Technical Assistance (P006055) and Panama - Colon Urban Development Project (P007810) Project records include: copies of official loan documents (including drafts); project briefs (including revisions); back-to-office reports;internal memoranda; correspondence with external parties, including government officials; Terms of Reference; mission notes, itineraries, and other records collected while on mission; project status reports; newspaper clippings; environmental assessment reports; and aide memoires.

Country operation records are also included in this series. These records relate to project identification and preparedness, mission travel, and the preparation of Country Economic Memoranda (CEM) and other papers. In some instances, country operation files include records related to ongoing projects for which Garcia de Truslow provided support. Research and reference materials are also included. Note that country operation records from the 1980s were created and collected during Garcia de Truslow's time as an Urban Planner and, as such, records related to urban planning and housing are numerous. Many of the country operation records were contained in black binders. Record types include: country and country sector reports; investment reviews; aide memoires; back-to-office reports; correspondence between Garcia de Truslow and parties external to the Bank including country officials; Terms of Reference; project briefs; and Bank- and external-authored reports related to the country's economic development and lending operations.

The operations support and supervision series also contains country-focused subject files. The majority of the country subject files are general in nature. A small number relate to the specific sector of a given South or Central American country, such as science and technology or urban development. Country subject files contain small amounts of internal memoranda related to project support, research, and mission travel. Correspondence with external parties, including country officials, is also included. However, the majority of the country subject files consists of reports, background papers, and reference materials. Some of the reports and papers are drafts that had been sent to Garcia de Truslow for comment.