Phrygia's relations with Assyria are attested to by Assyrian documents.
The optimal parameter levels are attested by validation test.
In addition, a number of Median personal names are attested in various sources.
By Vespasian's reign (69 79) organized companies (societates) of prospectors are attested.
The manifold architectural abilities of Brunelleschi also are attested to by his military architecture, some of which is partially extant.
Parks and gardens are attested in the land of Iran from the sixth century BC, when the Greek historian Herodotus tells us that the Persian kings liked gardening.
Houses with rectangular rooms are attested at Knossos in Crete, at Saliagos in the Cyclades, and at Nea Nikomedia in Macedonia.
A minor miracle of technology, its merits are attested by the fact that it is still on the market and widely available for less than $200.
The functions of the drugs as teachers, leading participants through experiences of spiritual growth, are attested by many members of contemporary drug cults.
Advances in metallurgy are attested in such objects as the Sultanganj Buddha and a famous iron pillar now at Mehrauli (Delhi).
The more difficult aspects of his personality are attested to, always with great affection, by friends, fellow musicians, collaborators and two of the women who shared his life.
