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Article 2 – Definitions
For the purposes of this Convention,
1. The “intangible cultural heritage” means the practices, representations, expressions, knowledge, skills – as well as the instruments, objects, artefacts and cultural spaces associated therewith – that communities, groups and, in some cases, individuals recognize as part of their cultural heritage. This intangible cultural heritage, transmitted from generation to generation, is constantly recreated by communities and groups in response to their environment, their interaction with nature and their history, and provides them with a sense of identity and continuity, thus promoting respect for cultural diversity and human creativity. For the purposes of this Convention, consideration will be given solely to such intangible cultural heritage as is compatible with existing international human rights instruments, as well as with the requirements of mutual respect among communities, groups and individuals, and of sustainable development.
2. The “intangible cultural heritage”, as defined in paragraph 1 above, is manifested inter alia in the following domains:
(a) oral traditions and expressions, including language as a vehicle of the intangible cultural heritage;
(b) performing arts;
(c) social practices, rituals and festive events;
(d) knowledge and practices concerning nature and the universe;
(e) traditional craftsmanship.
So basically not all contemporary sagger makers' bottom knockers' tools, or knowledge of the correct construction of the lower part of saggers are part of this heritage, but they could be. Likewise not all nineteenth century stamp collections are protected cultural heritage, but should a nation so decide to make certain examples protected by law, there is allowance for that to occur in the 1970 Convention.
[And I challenge any of those US ancient-coiney numbskulls who claim that unprovenanced (heap on a table) numismatic material can 'tell us about the past' to show us even one scrap of information from numismatic sources alone about the noble and necessary art of sagger making and the place of bottom knocking in the process. Do they get many saggers depicted on their coins?]