DeLisle Stewart discovered IC 4764 = DS 510, along with a number of other IC's, on a plate taken on 20 Jul 1901 at Harvard's Arequipa Station in Peru. He noted "eeF, eS, bM."

600/800mm - 30" (10/13/15 - OzSky): at 303x; fairly faint to moderately bright, thin edge-on 40"x10" NW-SE, contains a brighter core. A mag 15.5 star is attached at the NW tip. Located 9' S of IC 4765 in the ACO S805 cluster.

Notes by Steve Gottlieb