diff --git a/data/xml/traditions.xml b/data/xml/traditions.xml
index 63848b8..83c5c74 100644
--- a/data/xml/traditions.xml
+++ b/data/xml/traditions.xml
@@ -125,6 +125,13 @@
 			</app>
 		</letterTradition>
 		
+		<letterTradition letter="20">
+			<app ref="">
+				Riga, Latvijas Akadēmiskā Bibliotekā, Ms. 1113, F. 25, V. 32, Nr. 33
+			</app>
+		</letterTradition>
+		
+		
 		
 	</traditions>
 </opus>