Typo fix.

diff --git a/history.adoc b/history.adoc
index dac25613c660083b0d22e75dd7ff5f8599a25e4d..a8623cf2e5d21a9242e477847f64e284fef26b91 100644 (file)
--- a/history.adoc
+++ b/history.adoc
@@ -13,7 +13,7 @@ Kentucky, including fewer of the D&D-like elements now associated with
 the game.
 
 Adventure as we now know it, the ancestor of all later versions, was
-was released on a PDP-10 at the Stanford AI Lab by Don Woods in 1977
+released on a PDP-10 at the Stanford AI Lab by Don Woods in 1977
 (some sources, apparently erroneously, say 1976). That version is
 sometimes known as 350-point Adventure.