diff --git a/writing/post-self/selected-letters/004.md b/writing/post-self/selected-letters/004.md
index 492f5bfa..2c37bd38 100644
--- a/writing/post-self/selected-letters/004.md
+++ b/writing/post-self/selected-letters/004.md
@@ -1,8 +1,9 @@
 ## Sorina Bălan --- Ioan Bălan
 
 > systime 222 (2346)  
-> (transmission delays)  
-> (transmission delays)
+>
+> Artemis---Lagrange transmission delay:  
+> 31 days, 1 hours, 13 minutes
 
 Ioan,
 
diff --git a/writing/post-self/selected-letters/005.md b/writing/post-self/selected-letters/005.md
index 559231e9..8d44edf7 100644
--- a/writing/post-self/selected-letters/005.md
+++ b/writing/post-self/selected-letters/005.md
@@ -1,7 +1,13 @@
 ## Codrin Bălan#Castor --- Ioan Bălan, Codrin Bălan#Pollux
 
 > systime 223 (2347)  
-> (transmission delays)
+>
+> Castor---Lagrange transmission delay:  
+> 31 days, 1 hour, 2 minutes
+>
+> Castor---Pollox transmission delay:  
+> 62 days, 8 hours, 33 minutes
+
 
 Ioan, Codrin,