I made this easy to make and cheap card clip from 3/32 ins thick cardboard and a paper clip. Works well. Name of deck can be written on cardboard to identify.
(Buy link for paper clips:
http://www.quill.com/large-steel-bi...=400600999&Effort_Code=901&Find_Number=721000 )
(Buy link for paper clips:
http://www.quill.com/large-steel-bi...=400600999&Effort_Code=901&Find_Number=721000 )