diff --git a/Cantera/src/oneD/OneDim.h b/Cantera/src/oneD/OneDim.h
index 1f8382208..bd199ec53 100644
--- a/Cantera/src/oneD/OneDim.h
+++ b/Cantera/src/oneD/OneDim.h
@@ -32,8 +32,8 @@ namespace Cantera {
         /// Add a domain.
         void addDomain(Domain1D* d);
 
-        /// Return a reference to the Jacobian evaluator.
-        MultiJac& jacobian();
+      //! Return a reference to the Jacobian evaluator.
+      MultiJac& jacobian();
 
         /// Return a reference to the Newton iterator.
         MultiNewton& newton();
@@ -173,7 +173,10 @@ namespace Cantera {
         MultiNewton* m_newt;      // Newton iterator
         doublereal m_rdt;         // reciprocal of time step
         bool m_jac_ok;            // if true, Jacobian is current
-        int m_nd;                 // number of domains
+
+      //! number of domains
+      int m_nd;
+         
         int m_bw;                 // Jacobian bandwidth
         int m_size;               // solution vector size
         
diff --git a/Cantera/src/oneD/Sim1D.cpp b/Cantera/src/oneD/Sim1D.cpp
index d804a4564..921e0da72 100644
--- a/Cantera/src/oneD/Sim1D.cpp
+++ b/Cantera/src/oneD/Sim1D.cpp
@@ -22,12 +22,16 @@ namespace Cantera {
     s += '\n';
     writelog(s.c_str());
   }
-
-  Sim1D::Sim1D() : OneDim() { 
+  //====================================================================================================================
+  Sim1D::Sim1D() :
+    OneDim()
+  { 
     //writelog("Sim1D default constructor\n"); 
   }
-
-  Sim1D::Sim1D(vector<Domain1D*>& domains) : OneDim(domains) {
+  //====================================================================================================================
+  Sim1D::Sim1D(vector<Domain1D*>& domains) :
+    OneDim(domains)
+  {
 
     // resize the internal solution vector and the wprk array,
     // and perform domain-specific initialization of the
@@ -49,7 +53,7 @@ namespace Cantera {
     m_steps.push_back(10);
 
   }
-
+  //====================================================================================================================
 	
   // added by Karl Meredith
   void Sim1D::setInitialGuess(string component, vector_fp& locs, vector_fp& vals){
diff --git a/Cantera/src/oneD/Sim1D.h b/Cantera/src/oneD/Sim1D.h
index 8b50cc098..e3717e15b 100644
--- a/Cantera/src/oneD/Sim1D.h
+++ b/Cantera/src/oneD/Sim1D.h
@@ -23,13 +23,14 @@ namespace Cantera {
 
     public: 
 
-        /**
-         * Default constructor. This constructor is provided to make
-         * the class default-constructible, but is not meant to be
-         * used in most applications.  Use the next constructor
-         * instead.
-         */
-        Sim1D();
+        
+      //! Default constructor.
+      /*!
+       *  This constructor is provided to make
+       *  the class default-constructible, but is not meant to be
+       *  used in most applications.  Use the next constructor
+       */
+      Sim1D();
 
 
         /**