https://www.john.geek.nz/2011/03/brushed-steel-plate/ 2011-05-19T02:19:21+00:00 daily 0.9 https://www.john.geek.nz/2011/03/obtaining-materials/ 2011-05-19T02:19:02+00:00 daily 0.9 https://www.john.geek.nz/2011/03/electroluminescent-bar-sign-project/ 2011-05-19T02:18:31+00:00 daily 0.9 https://www.john.geek.nz/2011/03/astro-ccd-camera-and-50mm-f1-4-mag-9/ 2011-05-19T02:17:57+00:00 daily 0.9