http://archive.lib.msu.edu/tic/alapt/article/2015n[...] | 09/07/2016 | PDF Reader | | Item is within a single large file |
http://magazine.lawnandlandscape.com/article/novem[...] | 08/15/2016 | | | Variant pictures |
http://www.lawnandlandscape.com/article/down-on-th[...] | 08/15/2016 | | | Item is within a single large file; Variant pictures |