Front matter
Reading edition
WAVES AND RIPPLES

A CHRISTMAS LECTURE AT THE ROYAL INSTITUTION: “WAVES AND RIPPLES IN THE AIR.” Drawn by F. C. Dickinson.] Fig. 46 (see p. 109). [From the “Graphic.”
Reading edition
WAVES AND RIPPLES

A CHRISTMAS LECTURE AT THE ROYAL INSTITUTION: “WAVES AND RIPPLES IN THE AIR.” Drawn by F. C. Dickinson.] Fig. 46 (see p. 109). [From the “Graphic.”