Mac Gems: CmdVees 1.0.6
CmdVees doesn't have nearly as many features as the more-advanced multiple-clipboard utilities out there, but for its more-focused goal of letting you store and quickly paste multiple recent snippets of text sequentially, it's in some ways more appealing.
http://rss.macworld.com/click.phdo?i=7bf45a3078e8b01cd15085ed41a1adf7