Hallvard Trætteberg

He also wrote several books. He was a Knight First Class of the Order of St. Olav and a member of L'Académie Internationale d'Héraldique. He was employed at the National Archives of Norway from 1924. Trætteberg was the acting national archivist of Norway from 1963 to 1964.

The years shown are the years in which the arms were approved, not necessarily the years in which the arms were designed. If the original drawings are signed with earlier dates, these will be indicated within parentheses. Drawings below may differ slightly from Hallvard Trætteberg's original drawings.

• Illustration — Aust-Agder, 1958 • Illustration — Buskerud, 1966 (1965) • Illustration — Finnmark, 1967 (1966) • Illustration — Nordland, 1965 (1963) • Illustration — Rogaland, 1974 (1971) • Illustration — Telemark, 1970 • Illustration — Troms, 1960 (1959) • Illustration — Used by Nord-Trøndelag 1956–2018, currently used by Trøndelag county after merger with Sør-Trøndelag in 2018 • Illustration — Vest-Agder, 1958 • Illustration — Vestfold, 1970 (1969) • Illustration — Østfold, 1958

• Illustration — Andøy Municipality, 1983 (1982) • Illustration — Ballangen Municipality, 1980 (1979) • Illustration — Bodø Municipality, 1959 (1957) • Illustration — Eigersund Municipality, 1972 • Illustration — Flora Municipality, 1960 (1959) • Illustration — Fredrikstad Municipality, 1967 • Illustration — Haugesund Municipality, 1930 • Illustration — Hurum Municipality, 1979 (1978) • Illustration — Hvaler Municipality, 1983 • Illustration — Kongsberg Municipality, 1972 • Illustration — Levanger Municipality, 1960 (1950) • Illustration — Lier Municipality, 1970 • Illustration — Løten Municipality, 1984 (1983) • Illustration — Mandal Municipality, 1921 • Illustration — Melhus Municipality, 1979 (1929) • Illustration — Namsos Municipality, 1961 • Illustration — Narvik Municipality, 1951 (1950) • Illustration — Nes Municipality, 1979 (1978) • Illustration — Nord-Fron Municipality, 1980 (1978–1979) • Illustration — Nordkapp Municipality, 1973 (1972) • Illustration — Odda Municipality, 1982 • Illustration — Porsanger Municipality, 1967 (1966) • Illustration — Ringerike Municipality, 1967 (1966) • Illustration — Råde Municipality, 1980 (1972) • Illustration — Sarpsborg Municipality, 1966 • Illustration — Stavanger Municipality, 1939 • Illustration — Steinkjer Municipality, 1957 • Illustration — Stjørdal Municipality, 1983 (1981) • Illustration — Time Municipality, 1977 (1974) • Illustration — Tjølling Municipality, 1971 (1970) (no longer official due to the municipality being part of Larvik since 1988) • Illustration — Tromsø Municipality, 1941 • Illustration — Vadsø Municipality, 1976 (1975) • Illustration — Verdal Municipality, 1972 (1971) • Illustration — Voss Municipality, 1977 (1961) • Illustration — Vågan Municipality, 1973 (1967/1972) • Illustration — Ørland Municipality, 1979 (1978) • Illustration — Øvre Eiker Municipality, 1981 • Illustration — Åsgårdstrand Municipality, 1950 (unofficial since 1965 after the municipality was incorporated into what would eventually become Horten Municipality)

• Fylkesmerker. Forslag fra Norges Bondelags fylkesmerkenevnd, Oslo 1930 • Norges våbenmerker - Norske by- og adelsvåben, Kaffe Hag AS, Oslo 1933 • "Norges statssymboler inntil 1814", Historisk Tidsskrift, vol. 29, no. 8 and 9, Oslo 1933 • "Norges krone og våpen". I Festskrift til Francis Bull, Oslo 1937 • "Heraldiske farvelover", Meddelanden från Riksheraldikerämbetet, bind 7, Stockholm 1938 • "Statens forhold til heraldikken i Norge", Meddelanden från Riksheraldikerämbetet, bind 7, Stockholm 1938 • "Måne- og stjernevåpen", Meddelelser til slekten Mathiesen, Oslo 1946 • "The Coat of Arms of Norway", The American-Scandinavian Review, June 1964 • Borg i segl, mynt og våpen, Oslo 1967 • "A History of the Flags of Norway", The Flag Bulletin, (XVIII:3), 1978

• Hallvard Trætteberg - Offentlig heraldikk i Norge 1921-1975 - Våpen flagg segl symboler (Exhibition catalogue) • Hans Cappelen: Règles pour utilisation des armoiries communales en Norvège. Archivum Heraldicum (1–2) 1976. • Hans Cappelen: Norwegian Simplicity. The principles of recent public heraldry in Norway. The Coat of Arms, Vol. VII, No. 138, London 1988.