Here are Shutterfly images of about 220 DSO.
The file name is the NGC or IC number.
The 40 OC and 40 GC images were made using the red ESO Online Digitized Sky Survey and a 30' field.
The 40 PN and 60 Gxy images were made using the red ESO Online Digitized Sky Survey and a 20' field.
The 40 nebulae images were made with Aladin and most of them have the same 2 degree field of view.
https://link.shutterfly.com/UVsE3i9J8qb
https://archive.eso.org/dss/dss
https://aladin.u-strasbg.fr/AladinLite/