Lucy Chen inserted figures/9/9.png into layout  almost 8 years ago

Commit id: 0e5e214ba24e578d763b1cea39f68a1f61bc1fdb

deletions | additions      

       

figures/2/2.png  figures/6/6.png  figures/4/4.png  figures/9/9.png  figures/3/3.png  figures/7/7.png  figures/8/8.png