Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Island of Saint-Louis' has mentioned 'Iron' in the following places:
Occurrence Sentence Text Source
[4] The Diagne of Sor, the local leader, permitted French settlement on the island for annual payments of "three pieces of blue cloth, a measure of scarlet cloth, seven long iron bars, and 10 pints of eau de vie.