impluvium of Pompeian house, [250].

inns, [400]-[402].

inscriptions, graffiti, [11], [70], [148], [223]-[226], [270], [305], [385], [401], [404], [491]-[498]; monumental inscriptions, defined, [486]; examples, [50], [81], [85], [86], [89], [111], [112], [130], [148], [149], [150], [153], [170], [195], [203], [212], [218], [228], [407], [409], [410], [418], [419], [421], [422], [425], [426], [427], [430], [432], [434]; public notices, [221]-[223], [382], [386], [396]-[397], [400], [435]-[436], [486], [489]; relating to business affairs, [499]-[508].

Insula, defined, [33]-[34].

Io and Argus, painting, [96], [479].

Iphigenia, sacrifice of, painting, [318]-[320], [472].

Isis, temple and worship of, [168]-[184].

Istacidia Rufilla, priestess, [412].

Istacidii, tomb of, [411].

Italic foot, [44].