The Archive Collection contains supporting and additional material about the artists, designers, companies, exhibitions and other phenomena related to the field appearing in the collection of the museum. The collection includes designs, projects, photographs, albums, catalogues, fabric samples and the like. Therefore, the collection has the product catalogues of several companies, memories, such as Bruno Tomberg’s memories of his travels and lecturers, various fabric samples and product designs, including those from Bruno Sõmer, who worked as an artist at Pärnu Flax Factory for many years, ceramics designed by Valli Eller at the Art Products Factory, carpet designs by Peeter Kuutma and much more. The size of the Archive Collection is approximately 1,000 items as of 2020, and it is currently one of the fastest growing collections in the museum.