PHOTOGRAPHY OF THE LARYNX 



397 



or during a change in the pitch of the voice. In some individuals 

 the bands will be exposed throughout their length while some 

 notes are being sung, while during the singing of others they will 

 be covered. Fig. 221 shows this ; while singing F sharp and D, 

 the bands are exposed, but covered when E is being sung. The 

 number of persons whose larynges are so constructed as to permit 

 photographing to determine the changes taking place in the glottis 



FIG. 219. Photograph taken by Prof. French of a normal larynx in quiet respiration. 



throughout all the registers is, it will be seen, limited, and who 

 they are can only be ascertained by careful inspection. Nor are 

 the changes which take place the same in all individuals. 



The following photographs show these changes in the larynx 

 of a well-known professional contralto singer, and their explana- 

 tion will be given in Prof. French's words : 



No.l. 



FIG. 220. PAIR 1. 



No. '2. 



" The voice in this singer is of excellent quality. The first 

 of the pair (Fig. 222, No. 1) was taken while F sharp^treble clef, 

 third line below staif, was being sung, and the second (No. 2) while 

 she was singing E above. All notes in this and the following series 

 were sung in the key of A. These are one of the lowest and the 

 highest notes of her lower register. In the photograph represent- 

 iog the lowest note it can be seen that the vocal bands are quite 



