The file contains information related to the sale of 578 Beatty Street; Earl Filers property.The file also has records regarding the structural conditions and transformation of 1107 W. 7th Avenue into a residential dwelling. The file is titled, "Chokilt Park agreements". Chokilt Park is the name of a the park-area where the 1107 W. 7th avenue property is located.

The file contains information about Earl Filer who was Harold Spence-Sales father in law. The records explain that Earl Filer was approached about selling his property to British Columbia Transit. Earl Filer spoke with Harold Spence-Sales about the sale. The file includes correspondence about the sale and details regarding Earl Filers power of attorney.

The file contains information about the 1107 W. 7th Avenue property. Harold Spence-Sales and his wife Mary Filer wanted to make some renovations to 1107 W. 7th. The File includes a security instillation certificate and an over-sized blueprint-schematic of the property.

The file contains information about property 1107 W. 7th Avenue. The file includes a permit to remodel/add to the property. Harold Spence-Sales and his wife Mary Filer owned the property. 1107 W. 7th Avenue became the couples home and art studios.

Subseries E consists primarily of records that Harold Spence-Sales used to work on personal or profession projects that have not been identified. There is one project in subseries E that has been well documented; the 1107 W. 7th Avenue Vancouver project.

1107 W. 7th Avenue Vancouver was Harold Spence-Sales and Mary Filers home and personal art studios.

The tube contains plans, drawings and blueprints related to experiments Harold Spence-Sales was perusing.

The tube contains blueprints, drawings and pans related to a project called, "Landscape Segments".

The tube contains blueprints, drawings and plans related to a project called "Badlands/ Domes".

The tube contains blueprints, drawings and pans related to a project called "False Creek".

The title of the file is Marika's letters, but this does not accurately reflect the content. The file contains drawings, maps and notes for planning projects on Genstar stationary. The projects and their location are not identified. The client for the projects in the file is Houthuesen.