diff --git a/Packages/Min_annulus_d/changes.txt b/Packages/Min_annulus_d/changes.txt
new file mode 100644
index 00000000000..fcdc38c1fcc
--- /dev/null
+++ b/Packages/Min_annulus_d/changes.txt
@@ -0,0 +1,10 @@
+Changes done to the `Min_annulus_d' package
+
+Version 0.3 on 28-Aug-2000
+- ``workarounds'' for M$-VC++
+
+Version 0.2 on 24-Aug-2000
+- bugs fixed on Borland
+
+Version 0.1 on 21-Aug-2000
+- initial version
diff --git a/Packages/Min_annulus_d/description.txt b/Packages/Min_annulus_d/description.txt
new file mode 100644
index 00000000000..cb046d2f5be
--- /dev/null
+++ b/Packages/Min_annulus_d/description.txt
@@ -0,0 +1,2 @@
+Algorithm for computing the smallest enclosing annulus of points
+in arbitrary dimension
diff --git a/Packages/Min_annulus_d/maintainer b/Packages/Min_annulus_d/maintainer
new file mode 100644
index 00000000000..fa7678f7616
--- /dev/null
+++ b/Packages/Min_annulus_d/maintainer
@@ -0,0 +1 @@
+Sven Schönherr <sven@inf.ethz.ch>
diff --git a/Packages/Min_sphere_d_new/changes.txt b/Packages/Min_sphere_d_new/changes.txt
new file mode 100644
index 00000000000..bf45a45eade
--- /dev/null
+++ b/Packages/Min_sphere_d_new/changes.txt
@@ -0,0 +1,23 @@
+Changes done to the `Min_sphere_d_new' package
+
+Version 0.6 on 28-Aug-2000
+- ``workarounds'' for M$-VC++
+
+Version 0.5 on 17-Aug-2000
+- fixed some bugs on Borland and M$-VC++
+- added '#include <cassert>' to 'test_Min_sphere_d.h'
+
+Version 0.4 on 13-Aug-2000
+- three test programs: 2D, 3D, dD (5,10)
+- each traits class model is tested twice, i.e. `default' and `advanced' use
+
+Version 0.3 on 10-Aug-2000
+- `is_valid' completed
+- test program does code coverage
+
+Version 0.2 on 09-Aug-2000
+- fixed some bugs on IRIX
+- preliminary QP solver moved to package `_QP_solver'
+
+Version 0.1 on 06-Aug-2000
+- initial version
diff --git a/Packages/Min_sphere_d_new/description.txt b/Packages/Min_sphere_d_new/description.txt
new file mode 100644
index 00000000000..8972f33c38b
--- /dev/null
+++ b/Packages/Min_sphere_d_new/description.txt
@@ -0,0 +1,2 @@
+Algorithm for computing the smallest enclosing sphere of points
+in arbitrary dimension
diff --git a/Packages/Min_sphere_d_new/maintainer b/Packages/Min_sphere_d_new/maintainer
new file mode 100644
index 00000000000..fa7678f7616
--- /dev/null
+++ b/Packages/Min_sphere_d_new/maintainer
@@ -0,0 +1 @@
+Sven Schönherr <sven@inf.ethz.ch>