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diff --git a/lib/sisu/se_version.rb b/lib/sisu/se_version.rb
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+++ b/lib/sisu/se_version.rb
@@ -0,0 +1,174 @@
+# encoding: utf-8
+=begin
+
+* Name: SiSU
+
+** Description: documents, structuring, processing, publishing, search
+*** system environment, resource control and configuration details
+
+** Author: Ralph Amissah
+  <ralph@amissah.com>
+  <ralph.amissah@gmail.com>
+
+** Copyright: (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
+  2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015 Ralph Amissah,
+  All Rights Reserved.
+
+** License: GPL 3 or later:
+
+  SiSU, a framework for document structuring, publishing and search
+
+  Copyright (C) Ralph Amissah
+
+  This program is free software: you can redistribute it and/or modify it
+  under the terms of the GNU General Public License as published by the Free
+  Software Foundation, either version 3 of the License, or (at your option)
+  any later version.
+
+  This program is distributed in the hope that it will be useful, but WITHOUT
+  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+  FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+  more details.
+
+  You should have received a copy of the GNU General Public License along with
+  this program. If not, see <http://www.gnu.org/licenses/>.
+
+  If you have Internet connection, the latest version of the GPL should be
+  available at these locations:
+  <http://www.fsf.org/licensing/licenses/gpl.html>
+  <http://www.gnu.org/licenses/gpl.html>
+
+  <http://www.sisudoc.org/sisu/en/manifest/gpl.fsf.html>
+
+** SiSU uses:
+  * Standard SiSU markup syntax,
+  * Standard SiSU meta-markup syntax, and the
+  * Standard SiSU object citation numbering and system
+
+** Hompages:
+  <http://www.jus.uio.no/sisu>
+  <http://www.sisudoc.org>
+
+** Git
+  <http://git.sisudoc.org/gitweb/?p=code/sisu.git;a=summary>
+  <http://git.sisudoc.org/gitweb/?p=code/sisu.git;a=blob;f=lib/sisu/se_version.rb;hb=HEAD>
+
+=end
+module SiSU_Info_Version
+  require_relative 'constants'                             # constants.rb
+  require_relative 'utils'                                 # utils.rb
+  require_relative 'se_info_env'                           # se_info_env.rb
+  begin
+    require 'singleton'
+  rescue LoadError
+    SiSU_Utils::CodeMarker.new(__LINE__,__FILE__,:fuchsia).
+      error('singleton NOT FOUND (LoadError)')
+  end
+  class InfoVersion < SiSU_Info_Env::InfoEnv               # se_info_env.rb
+    include Singleton
+    begin
+      require 'rbconfig'
+      require 'yaml'
+    rescue LoadError
+      SiSU_Utils::CodeMarker.new(__LINE__,__FILE__,:fuchsia).
+        error('rbconfig or yaml NOT FOUND (LoadError)')
+    end
+    @@lib_path=nil
+    def get_version
+      version={}
+      @pwd=ENV['PWD']
+      lib_path=
+        @@lib_path \
+        ? @@lib_path
+        : `echo $RUBYLIB`.split(':')
+      @@lib_path ||=lib_path
+      if File.exist?(SiSU_is.version_info_path?)
+        version=YAML::load(File::open(SiSU_is.version_info_path?))
+      end
+      version[:install_method]=if SiSU_is.runtime_type? ==:gem_install
+        spec = Gem::Specification.find_by_name("sisu")
+        gem_root = spec.gem_dir
+        (File.dirname(__FILE__.gsub(/\/lib\/sisu}/,'')) == gem_root) \
+        ? ' (ruby gem install)' : ''
+      else ''
+      end
+      @version=version
+      def version_details_hash
+        @version
+      end
+      def project
+        version_details_hash[:project]
+      end
+      def date
+        version_details_hash[:date]
+      end
+      def date_stamp
+        version_details_hash[:date_stamp]
+      end
+      def version
+        version_details_hash[:version]
+      end
+      def version_major
+        @version_major=version_details_hash[:version].gsub(/([0-9]+)\.[0-9]+\.[0-9]+/,'\1')
+      end
+      def install_method
+        version_details_hash[:install_method]
+      end
+      self
+    end
+    def rbversion
+      %x{ruby -v}.strip
+    end
+  end
+end
+module SiSU_Info_About
+  require_relative 'constants'                             # constants.rb
+  require_relative 'utils'                                 # utils.rb
+  begin
+    require 'singleton'
+  rescue LoadError
+    SiSU_Utils::CodeMarker.new(__LINE__,__FILE__,:fuchsia).
+      error('singleton NOT FOUND (LoadError)')
+  end
+  class InfoAbout
+    def initialize(color='')
+      @color=color
+    end
+    def sisu_version
+      version=SiSU_Env::InfoVersion.instance.get_version
+      rb_ver=SiSU_Env::InfoVersion.instance.rbversion
+      if version.version
+        opt_cmd=if defined? @color.cmd \
+        and @color.cmd =~/[ck]/
+          @color.cmd
+        else '-v'
+        end
+        SiSU_Screen::Ansi.new(
+          opt_cmd,
+          version.project,
+          version.version,
+          version.date_stamp,
+          version.date,
+          version.install_method,
+          rb_ver
+        ).version
+      else puts 'SiSU (version information not available)'
+      end
+    end
+    def sisu_about
+      puts <<-WOK
+     sisu: documents; markup, structuring, publishing in multiple standard formats, & search
+     most (not all) useful commands (are made in a directory containing a sisu markup file &) take the form:
+       sisu [action(s)] [filename(s)]
+     where filename refers to a valid sisu marked up file, e.g.:
+       cd /usr/share/doc/sisu/markup-samples/sisu_manual
+       sisu --html --verbose sisu_commands.sst
+       sisu --txt --html --epub --odt --pdf --sqlite --manpage --texinfo --concordance --qrcode --verbose sisu.ssm
+       cd -
+     See output produced, or see man pages: man sisu
+     <http://www.sisudoc.org/> <http://www.jus.uio.no/sisu/>
+        WOK
+    end
+  end
+end
+__END__