Schaeberle found one IC object: the emission nebula IC 405 in Auriga. He discovered it with the 6" photographic Crocker-Telescope (Willard lens, see picture) at Lick Observatory on February 6, 1892; see A Large New Nebula in Auriga, PASP 4, 85 (1892).

Obituary: PASP 36, 94 (1924); PASP 36, 312 (1924)