| Invention or discovery | Date | Inventor or discoverer |
|---|---|---|
| NGC 3659 | March 14, 1784 | William Herschel |
| NGC 3691 | March 14, 1784 | William Herschel |
| NGC 296 | September 12, 1784 | William Herschel |
| NGC 3510 | April 11, 1785 | William Herschel |
| NGC 991 | September 10, 1785 | William Herschel |
| NGC 686 | October 26, 1785 | William Herschel |
| NGC 2719 | March 28, 1786 | William Herschel |
| NGC 980 | October 17, 1786 | William Herschel |
| NGC 4195 | April 17, 1789 | William Herschel |
| NGC 2724 | February 7, 1832 | John Frederick William Herschel |
| NGC 3113 | February 5, 1837 | John Frederick William Herschel |
| NGC 2857 | January 9, 1856 | R. J. Mitchell |
| NGC 3806 | April 21, 1862 | Heinrich Louis d'Arrest |
| NGC 469 | November 3, 1864 | Albert Marth |
| NGC 4015-2 | April 26, 1878 | John Louis Emil Dreyer |
| NGC 961 | November 27, 1880 | Édouard Stephan |
| NGC 3979 | April 23, 1881 | Edward S. Holden |
| NGC 1657 | December 21, 1881 | Édouard Stephan |
| NGC 1213 | October 14, 1884 | Lewis A. Swift |
| NGC 1264 | October 19, 1884 | Guillaume Bigourdan |
| NGC 746 | September 12, 1885 | Lewis A. Swift |
| NGC 4678-2 | 1886 | Francis Preserved Leavenworth |