diff --git a/fs_npc_list.lua b/fs_npc_list.lua
index e8c0bdb..e99ec7d 100644
--- a/fs_npc_list.lua
+++ b/fs_npc_list.lua
@@ -49,7 +49,7 @@ yl_speak_up.update_npc_data = function(self, dialog, force_store)
 		trades     = old.trades
 	end
 	local created_at = 0
-	if(is_known) then
+	if(is_known and yl_speak_up.npc_list[self.yl_speak_up.id].created_at) then
 		created_at = yl_speak_up.npc_list[self.yl_speak_up.id].created_at
 	else
 		created_at = os.time()
@@ -332,7 +332,10 @@ yl_speak_up.get_fs_show_npc_list = function(pname, selected_row)
 						table.concat(prop_list, ',')..';;]'
 				end
 			end
---			TODO is_generic
+			local first_seen_at = '- unknown -'
+			if(data.created_at and data.created_at ~= "") then
+				first_seen_at = minetest.formspec_escape(os.date("%m/%d/%y", data.created_at))
+			end
 --			TODO edit, visit button
 			info_current_row =
 				'container[0.1,11.2]'..
@@ -341,9 +344,9 @@ yl_speak_up.get_fs_show_npc_list = function(pname, selected_row)
 				'label[0.1,0.5;Typ:]'..
 				'label[3.0,0.5;'..
 					minetest.formspec_escape(tostring(data.typ or '- ? -'))..']'..
-				'label[10.1,0.5;First seen at:]'..
-				'label[13.1,0.5;'..
-					minetest.formspec_escape(tostring(data.created_at or '- ? -'))..']'..
+				'label[11.1,0.5;First seen at:]'..
+				'label[13.4,0.5;'..
+					first_seen_at..']'..
 				'label[0.1,1.0;Can be edited by:]'..
 				'label[3.0,1.0;'..
 					minetest.formspec_escape(table.concat(edit_list, ', '))..']'..