Changes

[http://www.tomlauerman.com/3d-printing-in-clay/ Tom Lauerman] at Penn State SVA. *[http://www.thingiverse.com/thing:1413969 Bricoleur Clay Extruder] on thingiverse. (by Tom Lauerman) Lauerman *[https://www.youtube.com/watch?v=X4ksTKWRqvM direct clay printer] Lauerman *[https://www.youtube.com/watch?v=XcuTXSQXdlg clay pushing device]*[http://www.tomlauerman.com/3d-printing-in-clay/ Tom Lauerman] at Penn State SVA.

*[http://www.data-clay.org/resources/Stratum%20Networks%20Delta%20Robot/index.html Data Clay: How To Make a Slip Printer]. See "Step 3 - Extruder".  *[http://www.instructables.com/id/Stratum-Networks-Delta-Robot/ delta robot instructables] *[http://www.future-cities-lab.net/blog/2013/11/3/creative-architecture-machines-cca-fall-2013 Creative Architecture Machines class @ CCA]. (including slip printer above) *[http://www.personalfab.it/en/products/clay-extruder-kit-2-0/ Wasp Extruder] LDM Clay Kit 2.0.