Delete NMOS120.mag
diff --git a/NMOS120.mag b/NMOS120.mag
deleted file mode 100644
index bb3599a..0000000
--- a/NMOS120.mag
+++ /dev/null
@@ -1,12 +0,0 @@
-magic
-tech sky130A
-timestamp 1618661559
-<< mvnmos >>
-rect 0 0 100 2000
-<< mvndiff >>
-rect -40 0 0 2000
-rect 100 0 140 2000
-<< poly >>
-rect 0 2000 100 2030
-rect 0 -30 100 0
-<< end >>