Agnes Mary Clerke Quote

Spectroscopic coincidences admit of no compromise. Either they are absolute, or they are worthless.


A Popular History of Astronomy During the Nineteenth Century (3rd, edition), Part II, Chapter XII (p. 455)


Spectroscopic coincidences admit of no compromise. Either they are absolute, or they are worthless.

Spectroscopic coincidences admit of no compromise. Either they are absolute, or they are worthless.

Spectroscopic coincidences admit of no compromise. Either they are absolute, or they are worthless.

Spectroscopic coincidences admit of no compromise. Either they are absolute, or they are worthless.