found: Ox. classic dict.(Colosseum, Amphitheatrum Flavium)
found: World guides: Italy:p. 500-502 (Coliseum, Colosseo, Flavian Amphitheater)
found: Harper's dict. classic. lit.:p. 69 (Flavian Amphitheatre; Coliseum; Colosseum; Amphitheatrum Flavium)
found: Nagel's encyc. guide: Italy:p. 21.
found: Smith dict. Greek Roman antiq.:p. 42 (Flavian Amphitheatre; Colisaeum)
found: Britannica Micro.:v. 3, p. 21.
found: Americana:v. 7, p. 335.
found: Britannica 14:v. 19, p. 573-4 (Amphitheatrum Flavium; Colosseo)
found: Old catalog heading(Rome (City) Colosseum)
found: Anfiteatro Flavio, Roma, 1996:t.p. (Anfiteatro Flavio)
notfound: Lippincott;Web. geog.