diff --git a/computer_cutting/index.html b/computer_cutting/index.html
index 3b39f91455ba95615f9812b3d6c0e0ddc6cd67f3..aaa714ee6b9914c2e40a8eebfed833eb32658ae0 100755
--- a/computer_cutting/index.html
+++ b/computer_cutting/index.html
@@ -6,7 +6,7 @@
 <font face="bitstream vera sans,arial,helvetica,sans-serif">
 <center>
 <div style="font-size: 125%;">
-<b><i>Computer-Controlled Cutting</i></b>
+<b><i><a href=../inventory/ComputerCutting.html>Computer-Controlled Cutting</a></i></b>
 </div>
 </center>
 
diff --git a/computer_design/index.html b/computer_design/index.html
index d84708672d5b79bcafe655fa881251e2f9025b2d..37091287b703ee12b8bfeee6e934c26feff39f30 100755
--- a/computer_design/index.html
+++ b/computer_design/index.html
@@ -4,7 +4,7 @@
 <font face="bitstream vera sans,arial,helvetica,sans-serif">
 <center>
 <div style="font-size:125%">
-<b><i>Computer-Aided Design</i></b>
+<b><i><a href=../inventory/DesignManagement.html>Computer-Aided Design</i></b>
 </div>
 </center>
 
diff --git a/electronics_design/index.html b/electronics_design/index.html
index e6ef7f7c3695f76ea911c58c892fe65521d51f08..51d3e9144bad3ba8fecf7cd22ebca4de5ea3b68d 100755
--- a/electronics_design/index.html
+++ b/electronics_design/index.html
@@ -6,7 +6,7 @@
 <font face="bitstream vera sans,arial,helvetica,sans-serif">
 <center>
 <div style="font-size: 125%;">
-<b><i>Electronics Design</i></b>
+<b><i><a href=../inventory/ElectronicsDesign.html>Electronics Design</a></i></b>
 </div>
 </center>
 
diff --git a/embedded_programming/index.html b/embedded_programming/index.html
index fa10863c1daaaceaa0e30582c7c1fc1dd6149007..f9a92060506ecdb6edd59e1ba7d1d57b9e7dadfe 100644
--- a/embedded_programming/index.html
+++ b/embedded_programming/index.html
@@ -6,7 +6,7 @@
 <font face="bitstream vera sans,arial,helvetica,sans-serif">
 <center>
 <div style="font-size: 125%;">
-<b><i>Embedded Programming</i></b>
+<b><i><a href=../inventory/EmbeddedProgramming.html>Embedded Programming</a></i></b>
 </div>
 </center>
 
diff --git a/index.html b/index.html
index 4860ecb7a1ed8959de21d8c6097bfe65402b3e5a..7777d7322359151549f13f8b58b034d435bea2b9 100755
--- a/index.html
+++ b/index.html
@@ -1,23 +1,26 @@
 <html>
 <body>
-<a href=principles_practices/index.html>principles and practices</a><br>
-<a href=project_management/index.html>project management</a><br>
-<a href=computer_design/index.html>computer-aided design</a><br>
-<a href=computer_cutting/index.html>computer-controlled cutting</a><br>
-<a href=electronics_production/index.html>electronics production</a><br>
-<a href=computer_machining/index.html>computer-controlled machining</a><br>
-<a href=electronics_design/index.html>electronics design</a><br>
-<a href=molding_casting/index.html>molding and casting</a><br>
+<a href=applications_implications/index.html>applications_implications</a><br>
+<a href=break/index.html>break</a><br>
 <a href=composites/index.html>composites</a><br>
-<a href=embedded_programming/index.html>embedded programming</a><br>
-<a href=scanning_printing/index.html>3D scanning and printing</a><br>
+<a href=computer_cutting/index.html>computer_cutting</a><br>
+<a href=computer_design/index.html>computer_design</a><br>
+<a href=computer_machining/index.html>computer_machining</a><br>
+<a href=electronics_design/index.html>electronics_design</a><br>
+<a href=electronics_production/index.html>electronics_production</a><br>
+<a href=embedded_programming/index.html>embedded_programming</a><br>
 <a href=input_devices/index.html>input_devices</a><br>
-<a href=interface_application_programming/index.html>interface and application programming</a><br>
-<a href=mechanical_design/index.html>mechanical design</a><br>
-<a href=output_devices/index.html>output devices</a><br>
-<a href=networking_communications/index.html>networking and communications</a><br>
-<a href=machine_design/index.html>machine design</a><br>
-<a href=applications_implications/index.html>applications and implications</a><br>
-<a href=project_development/index.html>project development</a><br>
-<a href=invention_IP_business/index.html>invention, intellectual property, and income</a><br>
-
+<a href=interface_application_programming/index.html>interface_application_programming</a><br>
+<a href=invention_IP_business/index.html>invention_IP_business</a><br>
+<a href=inventory/index.html>inventory</a><br>
+<a href=machine_design/index.html>machine_design</a><br>
+<a href=mechanical_design/index.html>mechanical_design</a><br>
+<a href=molding_casting/index.html>molding_casting</a><br>
+<a href=networking_communications/index.html>networking_communications</a><br>
+<a href=output_devices/index.html>output_devices</a><br>
+<a href=principles_practices/index.html>principles_practices</a><br>
+<a href=project_development/index.html>project_development</a><br>
+<a href=project_management/index.html>project_management</a><br>
+<a href=project_presentation/index.html>project_presentation</a><br>
+<a href=scanning_printing/index.html>scanning_printing</a><br>
+<a href=wildcard/index.html>wildcard</a><br>
diff --git a/input_devices/index.html b/input_devices/index.html
index 6cac19e98bd72bbcfeb19ab69c29ce7df254e4be..5bcabaf1337c68d8b782b0c76a5f77d7534d45b5 100755
--- a/input_devices/index.html
+++ b/input_devices/index.html
@@ -6,7 +6,7 @@
 <font face="bitstream vera sans,arial,helvetica,sans-serif">
 <center>
 <div style="font-size: 125%;">
-<b><i>Input Devices</i></b>
+<b><i><a href=../inventory/InputDevices.html>Input Devices</a></i></b>
 </div>
 </center>
 
diff --git a/inventory/ComputerCutting.html b/inventory/ComputerCutting.html
new file mode 100644
index 0000000000000000000000000000000000000000..ac1d4a343f92ba902e0361a82523c126d4b509ae
--- /dev/null
+++ b/inventory/ComputerCutting.html
@@ -0,0 +1,20 @@
+<!DOCTYPE html>
+<head>
+<meta charset="utf-8">
+</head>
+<html lang="en">
+<body link="black" alink="black" vlink="black">
+<font face="bitstream vera sans,arial,helvetica,sans-serif">
+<script type="text/javascript" src="inventory.js"></script>
+<center>
+<font size=+1>
+<b>Fab Lab/Class Inventory (incomplete draft)</b><br>
+(<a href=http://fab.cba.mit.edu/about/fab/inv.html>original inventory</a>)
+<p>
+<script type="text/javascript" src="ComputerCutting.js"></script>
+<script type="text/javascript">table(data)</script>
+<p>
+<script type="text/javascript">total()</script>
+</center>
+</body>
+</html>
diff --git a/inventory/DesignManagement.html b/inventory/DesignManagement.html
new file mode 100644
index 0000000000000000000000000000000000000000..2f56f7f10ddc3f2f1d98c291fd94c8d73b391a34
--- /dev/null
+++ b/inventory/DesignManagement.html
@@ -0,0 +1,21 @@
+<!DOCTYPE html>
+<head>
+<meta charset="utf-8">
+</head>
+<html lang="en">
+<body link="black" alink="black" vlink="black">
+<font face="bitstream vera sans,arial,helvetica,sans-serif">
+<script type="text/javascript" src="inventory.js"></script>
+<center>
+<font size=+1>
+<b>Fab Lab/Class Inventory (incomplete draft)</b><br>
+(<a href=http://fab.cba.mit.edu/about/fab/inv.html>original inventory</a>)
+<p>
+</font>
+<script type="text/javascript" src="DesignManagement.js"></script>
+<script type="text/javascript">table(data)</script>
+<p>
+<script type="text/javascript">total()</script>
+</center>
+</body>
+</html>
diff --git a/inventory/ElectronicsDesign.html b/inventory/ElectronicsDesign.html
new file mode 100644
index 0000000000000000000000000000000000000000..65d78ffe4917a972d9af7c284e89ce46a7b49c70
--- /dev/null
+++ b/inventory/ElectronicsDesign.html
@@ -0,0 +1,22 @@
+<!DOCTYPE html>
+<head>
+<meta charset="utf-8">
+</head>
+<html lang="en">
+<body link="black" alink="black" vlink="black">
+<font face="bitstream vera sans,arial,helvetica,sans-serif">
+<script type="text/javascript" src="inventory.js"></script>
+<center>
+<font size=+1>
+<b>Fab Lab/Class Inventory (incomplete draft)</b><br>
+(<a href=http://fab.cba.mit.edu/about/fab/inv.html>original inventory</a>)
+<p>
+</font>
+<script type="text/javascript" src="ElectronicsDesign.js"></script>
+<script type="text/javascript">table(data)</script>
+<p>
+<p>
+<script type="text/javascript">total()</script>
+</center>
+</body>
+</html>
diff --git a/inventory/EmbeddedProgramming.html b/inventory/EmbeddedProgramming.html
new file mode 100644
index 0000000000000000000000000000000000000000..d04a9318c46c444d88441e54f4ce78f68a962f2a
--- /dev/null
+++ b/inventory/EmbeddedProgramming.html
@@ -0,0 +1,21 @@
+<!DOCTYPE html>
+<head>
+<meta charset="utf-8">
+</head>
+<html lang="en">
+<body link="black" alink="black" vlink="black">
+<font face="bitstream vera sans,arial,helvetica,sans-serif">
+<script type="text/javascript" src="inventory.js"></script>
+<center>
+<font size=+1>
+<b>Fab Lab/Class Inventory (incomplete draft)</b><br>
+(<a href=http://fab.cba.mit.edu/about/fab/inv.html>original inventory</a>)
+<p>
+</font>
+<script type="text/javascript" src="EmbeddedProgramming.js"></script>
+<script type="text/javascript">table(data)</script>
+<p>
+<script type="text/javascript">total()</script>
+</center>
+</body>
+</html>
diff --git a/inventory/InputDevices.html b/inventory/InputDevices.html
new file mode 100644
index 0000000000000000000000000000000000000000..c8e2cfdd22f459c35e2f522d0dc198726baf3f6a
--- /dev/null
+++ b/inventory/InputDevices.html
@@ -0,0 +1,21 @@
+<!DOCTYPE html>
+<head>
+<meta charset="utf-8">
+</head>
+<html lang="en">
+<body link="black" alink="black" vlink="black">
+<font face="bitstream vera sans,arial,helvetica,sans-serif">
+<script type="text/javascript" src="inventory.js"></script>
+<center>
+<font size=+1>
+<b>Fab Lab/Class Inventory (incomplete draft)</b><br>
+(<a href=http://fab.cba.mit.edu/about/fab/inv.html>original inventory</a>)
+<p>
+</font>
+<script type="text/javascript" src="InputDevices.js"></script>
+<script type="text/javascript">table(data)</script>
+<p>
+<script type="text/javascript">total()</script>
+</center>
+</body>
+</html>
diff --git a/inventory/MechanicalMachine.html b/inventory/MechanicalMachine.html
new file mode 100644
index 0000000000000000000000000000000000000000..efd08e1991b350a179420322222dc9678d079f9f
--- /dev/null
+++ b/inventory/MechanicalMachine.html
@@ -0,0 +1,21 @@
+<!DOCTYPE html>
+<head>
+<meta charset="utf-8">
+</head>
+<html lang="en">
+<body link="black" alink="black" vlink="black">
+<font face="bitstream vera sans,arial,helvetica,sans-serif">
+<script type="text/javascript" src="inventory.js"></script>
+<center>
+<font size=+1>
+<b>Fab Lab/Class Inventory (incomplete draft)</b><br>
+(<a href=http://fab.cba.mit.edu/about/fab/inv.html>original inventory</a>)
+<p>
+</font>
+<script type="text/javascript" src="MechanicalMachine.js"></script>
+<script type="text/javascript">table(data)</script>
+<p>
+<script type="text/javascript">total()</script>
+</center>
+</body>
+</html>
diff --git a/inventory/NetworkingCommunications.html b/inventory/NetworkingCommunications.html
new file mode 100644
index 0000000000000000000000000000000000000000..0a5e1c7d2a3f3e8cff0f23f46e18118d3b048ced
--- /dev/null
+++ b/inventory/NetworkingCommunications.html
@@ -0,0 +1,21 @@
+<!DOCTYPE html>
+<head>
+<meta charset="utf-8">
+</head>
+<html lang="en">
+<body link="black" alink="black" vlink="black">
+<font face="bitstream vera sans,arial,helvetica,sans-serif">
+<script type="text/javascript" src="inventory.js"></script>
+<center>
+<font size=+1>
+<b>Fab Lab/Class Inventory (incomplete draft)</b><br>
+(<a href=http://fab.cba.mit.edu/about/fab/inv.html>original inventory</a>)
+<p>
+</font>
+<script type="text/javascript" src="NetworkingCommunications.js"></script>
+<script type="text/javascript">table(data)</script>
+<p>
+<script type="text/javascript">total()</script>
+</center>
+</body>
+</html>
diff --git a/inventory/OutputDevices.html b/inventory/OutputDevices.html
new file mode 100644
index 0000000000000000000000000000000000000000..e2264f693baf34eb0ae4a5c22996aa7dabfd0c8a
--- /dev/null
+++ b/inventory/OutputDevices.html
@@ -0,0 +1,21 @@
+<!DOCTYPE html>
+<head>
+<meta charset="utf-8">
+</head>
+<html lang="en">
+<body link="black" alink="black" vlink="black">
+<font face="bitstream vera sans,arial,helvetica,sans-serif">
+<script type="text/javascript" src="inventory.js"></script>
+<center>
+<font size=+1>
+<b>Fab Lab/Class Inventory (incomplete draft)</b><br>
+(<a href=http://fab.cba.mit.edu/about/fab/inv.html>original inventory</a>)
+<p>
+</font>
+<script type="text/javascript" src="OutputDevices.js"></script>
+<script type="text/javascript">table(data)</script>
+<p>
+<script type="text/javascript">total()</script>
+</center>
+</body>
+</html>
diff --git a/inventory/ScanningPrinting.html b/inventory/ScanningPrinting.html
new file mode 100644
index 0000000000000000000000000000000000000000..ea43a1858518be142a7eaa5861fef9917efed242
--- /dev/null
+++ b/inventory/ScanningPrinting.html
@@ -0,0 +1,21 @@
+<!DOCTYPE html>
+<head>
+<meta charset="utf-8">
+</head>
+<html lang="en">
+<body link="black" alink="black" vlink="black">
+<font face="bitstream vera sans,arial,helvetica,sans-serif">
+<script type="text/javascript" src="inventory.js"></script>
+<center>
+<font size=+1>
+<b>Fab Lab/Class Inventory (incomplete draft)</b><br>
+(<a href=http://fab.cba.mit.edu/about/fab/inv.html>original inventory</a>)
+<p>
+</font>
+<script type="text/javascript" src="ScanningPrinting.js"></script>
+<script type="text/javascript">table(data)</script>
+<p>
+<script type="text/javascript">total()</script>
+</center>
+</body>
+</html>
diff --git a/machine_design/index.html b/machine_design/index.html
index a3ba9a147fd646f1c5f6b4cb8b0967f8f6c955fc..5b4ca663f55179f8512526920faf933d775bc231 100755
--- a/machine_design/index.html
+++ b/machine_design/index.html
@@ -6,7 +6,7 @@
 <font face="bitstream vera sans,arial,helvetica,sans-serif">
 <center>
 <div style="font-size: 125%;">
-<b><i><a href=http://fab.cba.mit.edu/classes/MAS.865>Machine Design</a></i></b>
+<b><i><a href=../inventory/MechanicalMachine.html>Machine Design</a></i></b>
 </div>
 </center>
 
diff --git a/mechanical_design/index.html b/mechanical_design/index.html
index d66241b1759fc4c617b60617ff341e075bfc5002..e81971401b0d04cb95aa6b26976a0ab5206f6dc5 100755
--- a/mechanical_design/index.html
+++ b/mechanical_design/index.html
@@ -6,7 +6,7 @@
 <font face="bitstream vera sans,arial,helvetica,sans-serif">
 <center>
 <div style="font-size: 125%;">
-<b><i><a href=https://www.mheducation.com/highered/product/0073398217.html>Mechanical Design</a></i></b>
+<b><i><a href=../inventory/MechanicalMachine.html>Mechanical Design</a></i></b>
 </div>
 </center>
 
diff --git a/networking_communications/index.html b/networking_communications/index.html
index 764c0ec746cb45ec8fcb016246285e2d2fb9b7db..2921382f708ba40056d8a866e815207fd9007f64 100755
--- a/networking_communications/index.html
+++ b/networking_communications/index.html
@@ -6,7 +6,7 @@
 <font face="bitstream vera sans,arial,helvetica,sans-serif">
 <center>
 <div style="font-size: 125%;">
-<b><i>Networking and Communications</i></b>
+<b><i><a href=../inventory/NetworkingCommunications.html>Networking and Communications</a></i></b>
 </div>
 </center>
 
diff --git a/output_devices/index.html b/output_devices/index.html
index cfaaf357d233f643b365c7d654b6d9336d7c3ee4..8a3276597d7ce993790754c79c0b1a48d5a6cb23 100755
--- a/output_devices/index.html
+++ b/output_devices/index.html
@@ -6,7 +6,7 @@
 <font face="bitstream vera sans,arial,helvetica,sans-serif">
 <center>
 <div style="font-size: 125%;">
-<b><i>Output Devices</i></b>
+<b><i><a href=../inventory/OutputDevices.html>Output Devices</a></i></b>
 </div>
 </center>
 
diff --git a/scanning_printing/index.html b/scanning_printing/index.html
index da09570a3b5911a65b6b479455d6d24b5c0cde4d..341fcc4e70132011564863168a9fb7bd07b205ae 100755
--- a/scanning_printing/index.html
+++ b/scanning_printing/index.html
@@ -6,7 +6,7 @@
 <font face="bitstream vera sans,arial,helvetica,sans-serif">
 <center>
 <div style="font-size: 125%;">
-<b><i>3D Scanning and Printing</i></b>
+<b><i><a href=../inventory/ScanningPrinting.html>3D Scanning and Printing</a></i></b>
 </div>
 </center>