Cometary Globules are not image too frequently although many could be. Many are very small or very faint, but some are of good size/surface brightness for even wide field imaging. I have imaged 18 of them, which, I believe, is about as many as any amateur has done. Here is another, CG 11:
http://www.tvdavisastropics.com/astr...s-1_0000c1.htm
To see others that I have imaged go to my "Catalogs" page and look in the far right column entitled "Other". Then scroll down and click on the respective link.
http://www.tvdavisastropics.com/astr...s-1_000098.htm
Tom