SMYTH, C. PIAZZI. Madeira Spectroscopic: Being a Revision of 21 Places in the Red Half of the Solar Visible Spectrum. Edinburgh: W. & A.K. Johnston, 1882. Mounted photographic view of Madeira on title-page, frontispiece and 18 tables at end (one printed in color). 4to, original green cloth, some minor soiling and loss of finish. (Photo-Illustrated)