LaPlantz started her artistic work in basketry and weaving. This series focuses on her early work and is divided into four subseries: Background material, Professional Material, Photographs, and Publications and Papers.

Background material includes items like basket sketches and color samples. Professional material includes mailers, workshop materials, posters, and exhibitions material. Photographs contains photographs of LaPlantz’s baskets. The Publications and Papers subseries contains newspaper articles written by and about LaPlantz and her work, books she wrote about basketry.