All the links from iamcal.com 2011-04-25T00:00:31Z Flickr tag:iamcal.com,2005:/linklog/1303714831/ 2011-04-25T00:00:31Z 2011-04-25T00:00:31Z i used to work right by mount pleasant sorting office and was a bit obsessed with the mail railway. this <a href="http://www.silentuk.com/?p=2792">photo series</a> exploring it is excellent. read it now Cal Henderson http://www.iamcal.com/ tag:iamcal.com,2005:/linklog/1135135049/ 2005-12-20T19:17:29Z 2005-12-20T19:17:29Z not sure if i linked to these yet - matt pointed me to this <a href="http://www.oskarlin.com/2005/11/29/time-travel/">lovely piece of mapping work</a>, showing the tube map based on time between stations. Cal Henderson http://www.iamcal.com/