diff --git a/doc/atom_style.html b/doc/atom_style.html
index ad7d7e0942..8356e44dfc 100644
--- a/doc/atom_style.html
+++ b/doc/atom_style.html
@@ -134,8 +134,8 @@ package.  The <I>ellipsoid</I> style is part of the "asphere" package.  The
 <I>peri</I> style is part of the PERI package for Peridynamics.  The
 <I>electron</I> style is part of the USER-EFF package for <A HREF = "pair_eff.html">electronic force
 fields</A>.  The <I>meso</I> style is part of the USER-SPH
-package for <A HREF = "USER/sph/SPH_LAMMPS_userguide.pdf">smoothed particle
-hydrodyanmics</A> (SPH).  The
+package for smoothed particle hydrodyanmics (SPH).  See <A HREF = "USER/sph/SPH_LAMMPS_userguide.pdf">this PDF
+guide</A> to using SPH in LAMMPS.  The
 <I>wavepacket</I> style is part of the USER-AWPMD package for the
 <A HREF = "pair_awpmd.html">antisymmetrized wave packet MD method</A>.  They are
 only enabled if LAMMPS was built with that package.  See the <A HREF = "Section_start.html#start_3">Making
diff --git a/doc/atom_style.txt b/doc/atom_style.txt
index 913b2e9791..8925291bc4 100644
--- a/doc/atom_style.txt
+++ b/doc/atom_style.txt
@@ -130,8 +130,8 @@ package.  The {ellipsoid} style is part of the "asphere" package.  The
 {peri} style is part of the PERI package for Peridynamics.  The
 {electron} style is part of the USER-EFF package for "electronic force
 fields"_pair_eff.html.  The {meso} style is part of the USER-SPH
-package for "smoothed particle
-hydrodyanmics"_USER/sph/SPH_LAMMPS_userguide.pdf (SPH).  The
+package for smoothed particle hydrodyanmics (SPH).  See "this PDF
+guide"_USER/sph/SPH_LAMMPS_userguide.pdf to using SPH in LAMMPS.  The
 {wavepacket} style is part of the USER-AWPMD package for the
 "antisymmetrized wave packet MD method"_pair_awpmd.html.  They are
 only enabled if LAMMPS was built with that package.  See the "Making
diff --git a/doc/set.html b/doc/set.html
index e70cd6a1b9..a1feb65a31 100644
--- a/doc/set.html
+++ b/doc/set.html
@@ -22,7 +22,8 @@
 <LI>one or more keyword/value pairs may be appended 
 
 <LI>keyword = <I>type</I> or <I>type/fraction</I> or <I>mol</I> or <I>x</I> or <I>y</I> or <I>z</I> or           <I>charge</I> or <I>dipole</I> or <I>dipole/random</I> or <I>quat</I> or 	  <I>quat/random</I> or <I>diameter</I> or <I>shape</I> or <I>mass</I> or 	  <I>density</I> or <I>volume</I> or <I>image</I> or
-	  <I>bond</I> or <I>angle</I> or <I>dihedral</I> or <I>improper</I> 
+	  <I>bond</I> or <I>angle</I> or <I>dihedral</I> or <I>improper</I> or
+	  <I>meso_e</I> or <I>meso_cv</I> or <I>meso_rho</I> 
 
 <PRE>  <I>type</I> value = atom type
   <I>type/fraction</I> values = type fraction seed
@@ -53,7 +54,10 @@
   <I>bond</I> value = bond type for all bonds between selected atoms
   <I>angle</I> value = angle type for all angles between selected atoms
   <I>dihedral</I> value = dihedral type for all dihedrals between selected atoms
-  <I>improper</I> value = improper type for all impropers between selected atoms 
+  <I>improper</I> value = improper type for all impropers between selected atoms
+  <I>meso_e</I> value = energy of SPH particles (need units)
+  <I>meso_cv</I> value = heat capacity of SPH particles (need units)
+  <I>meso_rho</I> value = density of SPH particles (need units) 
 </PRE>
 
 </UL>
@@ -232,6 +236,11 @@ etc) was set by the <I>bond types</I> (<I>angle types</I>, etc) field in the
 header of the data file read by the <A HREF = "read_data.html">read_data</A>
 command.
 </P>
+<P>Keywords <I>meso_e</I>, <I>meso_cv</I>, and <I>meso_rho</I> set the energy, heat
+capacity, and density of smmothed particle hydrodynamics (SPH)
+particles.  See <A HREF = "USER/sph/SPH_LAMMPS_userguide.pdf">this PDF guide</A> to
+using SPH in LAMMPS.
+</P>
 <P><B>Restrictions:</B>
 </P>
 <P>You cannot set an atom attribute (e.g. <I>mol</I> or <I>q</I> or <I>volume</I>) if
diff --git a/doc/set.txt b/doc/set.txt
index a768576f1d..8f37b29f1b 100644
--- a/doc/set.txt
+++ b/doc/set.txt
@@ -19,7 +19,8 @@ keyword = {type} or {type/fraction} or {mol} or {x} or {y} or {z} or \
           {charge} or {dipole} or {dipole/random} or {quat} or \
 	  {quat/random} or {diameter} or {shape} or {mass} or \
 	  {density} or {volume} or {image} or
-	  {bond} or {angle} or {dihedral} or {improper} :l
+	  {bond} or {angle} or {dihedral} or {improper} or
+	  {meso_e} or {meso_cv} or {meso_rho} :l
   {type} value = atom type
   {type/fraction} values = type fraction seed
     type = new atom type
@@ -49,7 +50,10 @@ keyword = {type} or {type/fraction} or {mol} or {x} or {y} or {z} or \
   {bond} value = bond type for all bonds between selected atoms
   {angle} value = angle type for all angles between selected atoms
   {dihedral} value = dihedral type for all dihedrals between selected atoms
-  {improper} value = improper type for all impropers between selected atoms :pre
+  {improper} value = improper type for all impropers between selected atoms
+  {meso_e} value = energy of SPH particles (need units)
+  {meso_cv} value = heat capacity of SPH particles (need units)
+  {meso_rho} value = density of SPH particles (need units) :pre
 :ule
 
 [Examples:]
@@ -227,6 +231,11 @@ etc) was set by the {bond types} ({angle types}, etc) field in the
 header of the data file read by the "read_data"_read_data.html
 command.
 
+Keywords {meso_e}, {meso_cv}, and {meso_rho} set the energy, heat
+capacity, and density of smmothed particle hydrodynamics (SPH)
+particles.  See "this PDF guide"_USER/sph/SPH_LAMMPS_userguide.pdf to
+using SPH in LAMMPS.
+
 [Restrictions:]
 
 You cannot set an atom attribute (e.g. {mol} or {q} or {volume}) if