He told me about it when I photographed with him.
In this way the scale can be viewed by a microscope of much higher magnifying power than can be employed for the photographed spectrum.
The adoption of a reseau photographed upon the plate has greatly facilitated the procedure.
They were photographed holding hands at favored celebrity hangout, D19.
A series of equivalent solutions all containing the same coloured ion have absorption spectra which, when photographed, show identical absorption bands of equal intensity.