- Alger is a census-designated place (CDP) in Skagit County, Washington, United States. The population was 403 at the 2010 census. It is included in the Mount Vernon–Anacortes, Washington Metropolitan Statistical Area.
- Delta Scuti (stars.astro.illinois.edu)
Modest Delta Scuti (in Scutum, the Shield), shining only at 5th magnitude (4.71) in a relatively obscure modern constellation best known for its placement in the Milky Way, stands out as the prototype of one of these, the pulsating “Delta Scuti stars,” of which Caph in Cassiopeia is the brightest.