diff --git a/src/_data/json/read.json b/src/_data/json/read.json
index b035b5b5..4e373ad6 100644
--- a/src/_data/json/read.json
+++ b/src/_data/json/read.json
@@ -136,6 +136,7 @@
     "categories": [
       "Mountaineering"
     ],
+        "thumbnail": "https://books.google.com/books/content?id=gt7EQgH8-b4C&printsec=frontcover&img=1&zoom=1&edge=curl&source=gbs_api&w=512",
     "language": "en",
     "link": "https://books.google.com/books/about/Into_Thin_Air.html?hl=&id=nEVCPgAACAAJ"
   },