Trigonometrisk grunnlag, vedlegg 65, 10-13: Grunnlagspunkter for Struves meridianbue fra Finnland og Estland

1855

de Struve

1:200k

Dorpat, Pskow, Ostrow

1918

K. u. k. Militärgeographisches Institut

1:750k

Dorpat, Pskow, Ostrow

1918

K.u.k. Militärgeographisches Institut,

1:750k

Estland 1918/19

1919

[Pskov]

1917

Naučno-techničenskij otdel V.S.N.Ch.

1:417k

Province de St. Petersbourg

1870

[St. Petersbourg] : [A. Iljin]

1:840k

Livonia, Estonia and Latvia.

1663

Sanson, Guillaume (1633-1703)

1:1m

Das Deutschtum II. 1.

1912

Apcelo Savu Dzimto Zemi! (Travels around his native country!) (Latvia).

1938

Ministry of Public Works Division of Tourism

1:400k

Tabula ducatuum Livoniae et Curlandiae

1700

recentior incisa editaque per Gerardum Valck

1:1m