| Ephemeris for 1920 HZ | |
| Encyclopedia Mythica Search for 1920 HZ | |
| JPL Small-Body Database Browser (may be naming citation info at bottom) for 1920 HZ | |
| Nasa Orbit Applet for 1920 HZ | |
| Wikipedia Search for 1920 HZ | |
| Google Search for 1920 HZ | |
| Biography Search for 1920 HZ | |
| Merriam Webster Search for 1920 HZ | |