Linked from
The 11 pages that link to Hydrogen spectrum, each with the reason it gives.
HydrogenRelated: Its spectral lines reveal the quantized energy structure of the hydrogen atom.
Bohr modelRelated: Its line pattern is the central phenomenon the model explains.
Rydberg formulaRelated: Its measured lines provided the data the formula was built to describe.
Lyman seriesNarrower topic: The Lyman series is one family within hydrogen’s complete line spectrum.
Harold UreyRelated: A shifted hydrogen line revealed the presence of a heavier isotope.
Johannes StarkRelated: Stark studied how an electric field changed hydrogen’s spectral lines.