diff --git a/specifications/build.xml b/specifications/build.xml
index 0b41c4cc267e615963f033243e906355befb17fd..d4910393bb9d6a86598458f76b0e359b21fb62b9 100644
--- a/specifications/build.xml
+++ b/specifications/build.xml
@@ -26,20 +26,30 @@
 		
 	<target name="download.IeeeDisStandards.rename" description="rename saved DIS specification files to readable filenames">
 		<!-- part 1 6387564.pdf -->
-        <move file="12781-2012.pdf" tofile="IEEE1278.1-2012.DistributedInteractiveSimulation.ApplicationProtocols.12781-2012.pdf"   verbose="true" quiet="true" failonerror="false"/>
+        <move  file="12781-2012.pdf" tofile="IEEE1278.1-2012.DistributedInteractiveSimulation.ApplicationProtocols.12781-2012.pdf"   verbose="true" quiet="true" failonerror="false"/>
+		<copy todir="archive"          file="IEEE1278.1-2012.DistributedInteractiveSimulation.ApplicationProtocols.12781-2012.pdf"   verbose="true" quiet="true" failonerror="false"/>
 		<!-- part 2 7459689.pdf -->
-        <move file="12782-2015.pdf" tofile="IEEE1278.2-2015.DistributedInteractiveSimulation.CommunicationsServices.12782-2015.pdf" verbose="true" quiet="true" failonerror="false"/>
+        <move  file="12782-2015.pdf" tofile="IEEE1278.2-2015.DistributedInteractiveSimulation.CommunicationsServices.12782-2015.pdf" verbose="true" quiet="true" failonerror="false"/>
+		<copy todir="archive"          file="IEEE1278.2-2015.DistributedInteractiveSimulation.CommunicationsServices.12782-2015.pdf" verbose="true" quiet="true" failonerror="false"/>
 		<!-- part 3 00587529.pdf -->
-        <move file= "00587529.pdf" tofile="IEEE1278.3-2015.DistributedInteractiveSimulation.CommunicationsServices.00587529.pdf"    verbose="true" quiet="true" failonerror="false"/>
+        <move  file= "00587529.pdf" tofile="IEEE1278.3-2015.DistributedInteractiveSimulation.CommunicationsServices.00587529.pdf"    verbose="true" quiet="true" failonerror="false"/>
+		<copy todir="archive"          file="IEEE1278.3-2015.DistributedInteractiveSimulation.CommunicationsServices.00587529.pdf"   verbose="true" quiet="true" failonerror="false"/>
 		<!-- part 4 6595010.pdf -->
-        <move file="12784-1997.pdf" tofile="IEEE1278.4-2013.DistributedInteractiveSimulation.VV+A.12784-1997.pdf"                   verbose="true" quiet="true" failonerror="false"/>
+        <move  file="12784-1997.pdf" tofile="IEEE1278.4-2013.DistributedInteractiveSimulation.VV+A.12784-1997.pdf"                   verbose="true" quiet="true" failonerror="false"/>
+		<copy todir="archive"          file="IEEE1278.4-2013.DistributedInteractiveSimulation.VV+A.12784-1997.pdf"                   verbose="true" quiet="true" failonerror="false"/>
 	
-		<echo message="*.pdf directory contents:"/>
+		<echo message="check *.pdf directory contents..."/>
 		<!-- https://stackoverflow.com/questions/10528032/listing-all-files-and-subdirectories-using-ant -->
 		<fileset          id="dist.contents" dir="." includes="*.pdf"/> 
 		<property  name="prop.dist.contents" refid="dist.contents"/>
 		<!-- https://stackoverflow.com/questions/7102793/how-to-put-a-newline-in-ant-property -->
+		<echo message="specifications directory:"/>
 		<echo message="${prop.dist.contents}"/>
+		<fileset     id="archive.contents" dir="archive" includes="*.pdf"/> 
+		<property  name="prop.archive.contents" refid="archive.contents"/>
+		<!-- https://stackoverflow.com/questions/7102793/how-to-put-a-newline-in-ant-property -->
+		<echo message="specifications/archive directory:"/>
+		<echo message="${prop.archive.contents}"/>
 	</target>
 
 	<!-- =============================================== -->
@@ -50,8 +60,8 @@
 		<property name="ieeeBasePageUrl" value="https://ieeexplore.ieee.org/document/"/>
 		<property name="ieeeBaseLinkUrl" value="https://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&amp;arnumber="/>
 		
-		<echo message="Warning: due to cookie restrictions, you must download IEEE specifications manually via links found in README.md"/>
-        <echo message="TODO? University students/faculty can first login with permissions to the IEEE Explore page, then use target download.IeeeDisStandards.retrieve"/>
+		<echo message="Warning: due to cookie and scripting restrictions, you must download IEEE specifications manually via links found in README.md"/>
+        <echo message="TODO: university students/faculty can first login with permissions to the IEEE Explore page, then use target download.IeeeDisStandards.retrieve"/>
         <echo message="IEEE Explore: ${ieeeExploreUrl}"/>
         
 		<!-- ======================== -->