Map of the lines of equal polarization in the atmosphere constructed by Sir David Brewster, K.H., D.C.L., F.R.S., V.P.R.S., Edinr., corresponding member of the Institute of France. From four years observations. Engraved by W. & A.K. Johnston. William Blackwood & Sons, Edinburgh & London. 1st. March 1854, (1856)

Col. lithographed map in 2 hemispheres. "Meteorology no. 5."
2nd ed., enlarged. 1st ed. was 1848. Most of the maps are lithographed in color, but some are still engraved. The 1848 ed. was entirely engraved. Maps have both hand and printed color. Covers are half red leather dark teal cloth covered boards with "Atlas." embossed on the spine in gold .
Phillips, 229.