X-Git-Url: https://jxself.org/git/?p=open-adventure.git;a=blobdiff_plain;f=history.adoc;fp=history.adoc;h=1e4028c9010dd0cbf679671d12a4d2e1a7f55293;hp=ea237e9b3a6cb6600aa1c4dd77b5c3d45af8bc21;hb=9726d8207cc7eecf0d6c24b0f1a34eeb457a564e;hpb=fe378b9e136bfe93b5166ef36f03cad976d643b2

diff --git a/history.adoc b/history.adoc
index ea237e9..1e4028c 100644
--- a/history.adoc
+++ b/history.adoc
@@ -1,5 +1,7 @@
 = A brief history of Colossal Cave Adventure =
 by Eric S. Raymond
+// SPDX-FileCopyrightText: Eric S. Raymond <esr@thyrsus.com>
+// SPDX-License-Identifier: CC-BY-4.0
 
 Adventure is the fons et origo of all later dungeon-crawling computer
 games, the granddaddy of interactive fiction, and one of the hallowed