tag:blogger.com,1999:blog-6959297.post3123610454222880814..comments2024-03-21T07:37:30.475-04:00Comments on Light reading: X.Jenny Davidsonhttp://www.blogger.com/profile/02295436498255927522noreply@blogger.comBlogger2125tag:blogger.com,1999:blog-6959297.post-28482452503342218692009-12-27T12:50:50.845-05:002009-12-27T12:50:50.845-05:00O!
Ex naught x (e.g. xylophone).O!<br /><br />Ex naught x (e.g. xylophone).Brent Bucknerhttps://www.blogger.com/profile/14754659334435107746noreply@blogger.comtag:blogger.com,1999:blog-6959297.post-75739204839473290312009-12-24T10:12:55.536-05:002009-12-24T10:12:55.536-05:00I wonder when X became the universal signature of ...I wonder when X became the universal signature of those who could not sign their name.Paul Devlinhttps://www.blogger.com/profile/05931755750549699626noreply@blogger.com