Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Chaco Culture' has mentioned 'Relics' in the following places:
Occurrence Sentence Text Source
Hewett and others helped enact the Federal Antiquities Act of 1906, the first U.S. law to protect relics; it was, in effect, a direct consequence of Wetherill's controversial activities at Chaco.
Remote sensing, anthropological study of Indian oral traditions, and dendrochronologyxe2x80x94which left Chacoan relics undisturbedxe2x80x94were pursued.
[52] Chacoan relics outside the current park's boundaries have been threatened by development: an example was the proposed competitive leasing of federal lands in the San Juan Basin for surface coal mining beginning in 1983.