diff --git a/module1/00_os_installation/lection.md b/module1/00_os_installation/lection.md
index 1f1a9d0..376c30a 100644
--- a/module1/00_os_installation/lection.md
+++ b/module1/00_os_installation/lection.md
@@ -166,4 +166,5 @@ Amoeba — амбициозная распределенная система, 
 - Петцольд, Чарльз. Код. Тайный язык информатики
 - https://elektronika.su/
 - https://yandex.ru/museum/
-- https://computerhistory.org/
\ No newline at end of file
+- https://computerhistory.org/
+- https://siliconfolklore.com/scale/
\ No newline at end of file