Here are entered works on the spectators or listeners assembled at a performance or attracted by a radio or television program, considered collectively as a group. Works on observers of live events considered as individuals are entered under Spectators.
--subdivision Spectra under individual chemicals and groups of chemicals, individual materials and types of materials, elementary particles, and celestial bodies, e.g. Copper--Spectra; Metals--Spectra; Protons--Spectra; Stars--Spectra
For works in which Hal Jordan appears as the Spectre, and for other fictitious characters who used the Spectre identity, search also under:Spectre (Fictitious character)
