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Latvijas Banka (The Bank of Latvia), 1922-1927 | Bank of Latvia
1927
National Agricultural Library - United States of America
La Lettonie pittoresque et sa vie actuelle
1927
Bīlmanis, Alfrēds | Penʻgerots, V.
National Agricultural Library - United States of America
A brief survey of soil investigations in Latvia, with 8 colored tables of soil profiles and 2 figures
1927
Vītiņš, J.
National Agricultural Library - United States of America
Zemes mācība ar īsu pārskatu par Latvijas iežiem un galveniem augšnu veidiem | Study of soil with a brief review of the strata of Latvia and the principal forms of vegetation
1927
Vityn, I︠.︡ I︠a︡
National Agricultural Library - United States of America
