Thanks Joshua and Bart.
Here are some wikisky.org images:
http://www.wikisky.org/
All the NGC globular clusters with a 28' field
https://picasaweb.google.com/1100488...TVifBsGA0xJUYA
All the NGC nebulae
https://picasaweb.google.com/1100488...146/NGCNebulae
All the NGC planetary nebulae with a 14' field
https://picasaweb.google.com/1100488...Jm95-XF98SCggE
Bright galaxies (to mag 10) with a 28' field
https://picasaweb.google.com/1100488...MzYpr_v85usfA#
Some large objects have a wider field.