arrow head and feather, [136] ff.;

of memory, [186], [188] f.;

of recognition, [187] f.

Image, simple, probably not distinguishable from sensation, [73] ff., [78], [90], [184];

after-image, [62], [74], [78];

memory after-image, [74], [78];

memory colour, [63], [75], [78];

recurrent, [75], [78];

tied, [75], [78], [87];

of later origin than sensation, [75];