(AB Märta Måås-Fjetterström). Designed in 1934. Woven after 1941. Woven by Petra Elström. Number 36913. With a certificate från Märta Måås-Fjetterström AB, 18/6 2007.
For literature look at the Swedish note.
"T.mattan" was first exhibited at Liljevalchs konsthall in 1934.