David-Stokes:
Abell 1318 -- Cluster of Very Distant Galaxies
David-Stokes:
Hickson 68 and NGC 5353 (Blazar) in Canes Venatici
David-Stokes:
Abell 2199 and NGC 6166 (Radio Loud Quasar) in Hercules
David-Stokes:
Abell 1656 -- The Coma Cluster of Galaxies
David-Stokes:
The Coma Cluster of Galaxies -- Annotated
David-Stokes:
Markarian's Chain (partial, centered on M84 and M86)
David-Stokes:
Markarian's Chain (incomplete) -- Annotated
David-Stokes:
Abell 1314 -- Galaxy Cluster in UMa
David-Stokes:
Abell 1656 -- The Coma Cluster of Galaxies annotated
David-Stokes:
Galaxy Morphological Classification