URLDate
Verified		Extra Software
Requirements
(if any)		Access
Conditions		Notes
http://archive.lib.msu.edu/tic/ttgnc/article/1991j[...] 06/07/2012 PDF ReaderJanuary reprint Thru the Green [Northern California]
http://archive.lib.msu.edu/tic/ttgnc/article/1991f[...] 06/07/2012 PDF ReaderFebruary reprint Thru the Green [Northern California]