LIGHT SCIENCE.
LONDON: PRINTED BY
SPOTTISWOODE AND CO., NEW-STREET SQUARE
AND PARLIAMENT STREET
LIGHT SCIENCE FOR
LEISURE HOURS.
A SERIES OF FAMILIAR ESSAYS
ON
SCIENTIFIC SUBJECTS, NATURAL PHENOMENA, &c.
BY
RICHARD A. PROCTOR,
AUTHOR OF ‘THE SUN’ ‘OTHER WORLDS THAN OURS’ ‘SATURN’ ETC.
‘I bear you witness as ye bear to me,
Time, day, night, sun, stars, life, death, air, sea, earth.’
Swinburne.