Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Archaeological Park and Ruins of Quirigua' has mentioned 'Plaster' in the following places:
Occurrence Sentence Text Source
He carried out a very thorough examination and made a photographic record of all visible monuments, carried out some minor excavations, made paper and plaster molds of the hieroglyphic inscriptions and surveyed the principal sculptures;[65][67] these molds were then shipped to the Victoria and Albert Museum, with casts being transferred to the British Museum.
[3][69] Duplicates of the stelae of Quiriguxc3xa1 made from Hewitt's plaster casts of the originals were exhibited at the Panama-California Exposition in San Diego, California, in 1915.