wip

mechanical_design/index.html

@@ -17,6 +17,7 @@ vendors
    <a href=http://www.mcmaster.com>McMaster-Carr</a>
    <a href=http://www.sdp-si.com/>Stock Drive Products</a>
    <a href=http://www.amazon.com/b/ref=as_int_default?ie=UTF8&node=16310091>Amazon Industrial</a>
+   <a href=https://us.misumi-ec.com/>Misumi</a>
 
 <a href=http://solidmechanics.org/>principles</a>
    stress-strain
@@ -55,7 +56,7 @@ framing
    <a href=http://www.mcmaster.com/#metal-extrusions>metal</a>
    <a href=http://www.mcmaster.com/#plastic-extrusions>plastic</a>
    <a href=http://www.mcmaster.com/#t-slotted-extrusions>t-slot</a>
-   <a href=http://mtm.cba.mit.edu/machines/mtm_snap-lock/>self-aligning</a>
+   <a href=http://mtm.cba.mit.edu/2011/2011_mtm-snap/mtm_snap-lock/index.html>self-aligning</a>
 
 drive
    <a href=http://www.mcmaster.com/#standard-gears/>gears</a>