| Invention or discovery | Inventor or discoverer | Type |
|---|---|---|
| NGC 4604 | Christian Heinrich Friedrich Peters | galaxy |
| NGC 3213 | Édouard Stephan | spiral galaxy |
| NGC 3522 | Lewis A. Swift | elliptical galaxy |
| NGC 3588-1 | Lewis A. Swift | galaxy |
| NGC 2636 | Wilhelm Tempel | elliptical galaxy |
| NGC 2646 | Wilhelm Tempel | lenticular galaxy |
| NGC 2256 | Wilhelm Tempel | lenticular galaxy |
| NGC 2258 | Wilhelm Tempel | lenticular galaxy |
| NGC 2314 | Wilhelm Tempel | elliptical galaxy |
| NGC 3555 | Lewis A. Swift | elliptical galaxy |
| NGC 181 | Édouard Stephan | lenticular galaxy |
| NGC 184 | Édouard Stephan | lenticular galaxy |
| NGC 666 | Édouard Stephan | spiral galaxy |
| NGC 1194 | Édouard Stephan | lenticular galaxy |
| NGC 621 | Édouard Stephan | lenticular galaxy |
| NGC 841 | Édouard Stephan | intermediate spiral galaxy |
| NGC 653 | Édouard Stephan | spiral galaxy |
| NGC 1222 | Édouard Stephan | lenticular galaxy |