THE 
f 
AMERICAN JOURNAL OF SCIENCE. 
[THIRD SERIES] 
Art. XLVII.—Note on the Zodiacal Sees by Henry CARVILL 
Lewis. With Plate VI. 
[Read before the American Association for the Advancement of Science, Boston, 
August 28, 1880.] 
is designed in the present paper to make a brief record of 
sis rena obtained from observations of the zodiacal light 
extending over a period of nearly five years.* The facts here 
piokaial are deductions from a large number of closely ac- 
cordant observations, the SS - which in detail must 
be reserved for some future ne ne 
of observation rrectly such very faint objects, as 
those parts of the zodiacal light here called om zodiacal band 
until after the close of the whole series of observations, In 
order to train the eye - more acute vision, it has been custom- 
ary before each observation to use it in the detection of stars of 
the sixth magnitude ite foci + It has been found that such 
practice is not only a good preparation for accurate observing, 
but that an idea of the comparative transparency of the atmos- 
*A short notice of the writer's work was published in the Annual Record of 
Science and Ind for 1878. 
The writer has jtemarstes seen twelve stars in the Pleiades with his naked 
eye. 
Am. Jour. a a Series, VoL. XX, No. 120.—Dec., 1880. 
