Tvauri, A. (2005). Latest Iron Age Pottery In Estonia (from the 11th century to the middle of the 13th century). Muinasaja teadus, 16. Tartu-Tallinn, 72-78. Read the article (ENG p. 161-163): here.
Valjala hillfort
Potsherd.
Century: 12-13
Discovery code: AI 4300:314
Valjala maalinn
Potsherd, rim part.
Century: 12-13
Discovery code: AI 4300:28
Mullutu
The iron fragment of the opposite rivet of the rivet.