Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Stone Town of Zanzibar' has mentioned 'Mud' in the following places:
Occurrence Sentence Text Source
Houses were originally built with timber (c. 1050) and later in mud with coral walls (c. 1150).
By the 13th century, houses were built with stone, and bonded with mud, and the 14th century saw the use of lime to bond stone.