diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6e8ac9b..da13200 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -41,7 +41,6 @@ add_subdirectory( tuplize_args.test )
 add_subdirectory( Thread.test )
 add_subdirectory( assertion.test )
 add_subdirectory( Constness.test )
-add_subdirectory( Blob.test )
 add_subdirectory( Capabilities.test )
 add_subdirectory( delimited_list.test )
 
diff --git a/Blob.h b/Memory/Blob.h
similarity index 100%
rename from Blob.h
rename to Memory/Blob.h
diff --git a/Blob.test/0.cc b/Memory/Blob.test/0.cc
similarity index 100%
rename from Blob.test/0.cc
rename to Memory/Blob.test/0.cc
diff --git a/Blob.test/CMakeLists.txt b/Memory/Blob.test/CMakeLists.txt
similarity index 100%
rename from Blob.test/CMakeLists.txt
rename to Memory/Blob.test/CMakeLists.txt
diff --git a/Buffer.h b/Memory/Buffer.h
similarity index 100%
rename from Buffer.h
rename to Memory/Buffer.h
diff --git a/Memory/CMakeLists.txt b/Memory/CMakeLists.txt
index c1e62f0..df3debd 100644
--- a/Memory/CMakeLists.txt
+++ b/Memory/CMakeLists.txt
@@ -1 +1,2 @@
 add_subdirectory( ThreadSlab.test )
+add_subdirectory( Blob.test )
diff --git a/DataChain.h b/Memory/DataChain.h
similarity index 100%
rename from DataChain.h
rename to Memory/DataChain.h
diff --git a/Memory/ThreadSlab.h b/Memory/ThreadSlab.h
index 9d99dc7..40d9cea 100644
--- a/Memory/ThreadSlab.h
+++ b/Memory/ThreadSlab.h
@@ -6,7 +6,7 @@ static_assert( __cplusplus > 2020'99 );
 
 #include <string>
 
-#include <Alepha/Blob.h>
+#include <Alepha/Memory/Blob.h>
 
 namespace Alepha::Hydrogen::Memory  ::detail::  ThreadSlab_m
 {