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the nature of shadows (119--122).--Of the various kinds of shadows
123--125).--Of the various kinds of light (126--127).--General
(
remarks (128--129).--FIRST BOOK ON LIGHT AND SHADE.--On the nature
of light (130--131).--The difference between light and lustre
(
132--135).--The relations of luminous to illuminated bodies (136).
-Experiments on the relation of light and shadow within a room
137--140).--Light and shadow with regard to the position of the
eye (141--145).--The law of the incidence of light
146--147).--SECOND BOOK ON LIGHT AND SHADE.--Gradations of strength
-
(
(
in the shadows (148--149).--On the intensity of shadows as dependent
on the distance from the light (150--152).--On the proportion of
light and shadow (153--157).--THIRD BOOK ON LIGHT AND
SHADE.--Definition of derived shadow (158--159).--Different sorts of
derived shadows (160--162).--On the relation of derived and primary
shadow (163--165).--On the shape of derived shadows (166--174).--On
the relative intensity of derived shadows (175--179).--Shadow as
produced by two lights of different size (180--181).--The effect of
light at different distances (182).--Further complications in the
derived shadows (183--187).--FOURTH BOOK ON LIGHT AND SHADE.--On the
shape of cast shadows (188--191).--On the outlines of cast shadows
(
192--195).--On the relative size of cast shadows (196.
97).--Effects on cast shadows by the tone of the back ground
198).--A disputed proposition (199).--On the relative depth of
1
(
cast shadows (200--202).--FIFTH BOOK ON LIGHT AND
SHADE.--Principles of reflection (203. 204).--On reverberation
(
205).--Reflection on water (206. 207).--Experiments with the mirror
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