diff --git a/doc/OpenSTA.odt b/doc/OpenSTA.odt
index f84199b4..05b5afd3 100644
Binary files a/doc/OpenSTA.odt and b/doc/OpenSTA.odt differ
diff --git a/include/sta/Network.hh b/include/sta/Network.hh
index ada2fb9a..0e522710 100644
--- a/include/sta/Network.hh
+++ b/include/sta/Network.hh
@@ -107,8 +107,8 @@ public:
   virtual LibraryIterator *libraryIterator() const = 0;
   virtual LibertyLibraryIterator *libertyLibraryIterator() const = 0;
   virtual Library *findLibrary(const char *name) = 0;
-  // Find liberty library by filename.
   virtual LibertyLibrary *findLiberty(const char *name) = 0;
+  // Find liberty library by filename.
   virtual LibertyLibrary *findLibertyFilename(const char *filename);
   virtual const char *name(const Library *library) const = 0;
   virtual Cell *findCell(const Library *library,
diff --git a/search/Property.cc b/search/Property.cc
index 777363f1..edaff1e1 100644
--- a/search/Property.cc
+++ b/search/Property.cc
@@ -519,10 +519,6 @@ getProperty(const Library *lib,
   if (stringEqual(property, "name")
       || stringEqual(property, "full_name"))
     return PropertyValue(network->name(lib));
-#if 0
-  else if (stringEqual(property, "filename"))
-    return PropertyValue(network->filename(lib));
-#endif
   else
     throw PropertyUnknown("library", property);
 }
@@ -571,6 +567,8 @@ getProperty(const LibertyCell *cell,
     return PropertyValue(cell->isInverter());
   else if (stringEqual(property, "dont_use"))
     return PropertyValue(cell->dontUse());
+  else if (stringEqual(property, "area"))
+    return PropertyValue(cell->area());
   else
     throw PropertyUnknown("liberty cell", property);
 }