Creator
- University of California, Santa Cruz. Faculty Instructional Technology Center4
- Wright, William Hammond, 1871-19594
- Cherrington, Ernest H.3
- Lick Observatory3
- Partridge, Sam C., 1865-19003
- Taber, I. W. (Isaiah West), 1830-19123
- Associated Press2
- Chappell, Fred2
- Colton, Allen Lysander, 1857-2
- Garnett, William A.2
- Hoge, Edison R.2
- Huber, W. S.2
- Keeler, James Edward, 1857-19002
- Kitt Peak National Observatory2
- Luyten, Willem Jacob, 1899-19942
- Manley, Ray2
- Thiermann, Eric2
- Tucker, R. H. (Richard Hawley), 1859-19522
- Wetzell, Carlos (Of Córdoba)2
- Acme Newspictures (New York, N.Y.)1