Series 4 consists of records related to Harold Spence-Sales administrative activities. Activities such as, financial calculations for various aspects of professional projects. Other records that are administrative in nature in series 4 is the curation of materials around projects. Materials such as, newspaper, articles advertisements, brochures etc. related to projects that Harold Spence-Sales worked on.
Series 4 also contains records related to project planning. For example, reports and presentation slides. Reports contain information that Harold Spence-Sales wrote or was written by others in order to bring projects from the planning stages to actuality.
Series 4 also contains visual materials; primarily slide-transparencies that Harold Spence-Sales organized in order to help him understand and identify physical features of the land for the urban-town panning projects that he worked on.