Talk:philosophers' stone

A note on variations in placement of apostrophe: That seems like a 50/50 split - surprising. It would be nice to see some early citations. &mdash; Hippietrail 20:30, 14 August 2005 (UTC)
 * AHD lists philosophers' stone first, then philosopher's stone second.
 * Collins only lists philosopher's stone
 * Encarata lists philosopher's stone first, then philosophers' stone second.
 * M-W lists philosophers' stone first, then philosopher's stone second.