She had chambered herself in her room, and wouldn't come out.

For example, if a postal code area (PCA) has 1000 distinct residences, we might suppose all 1000 residences are at the centroid of the PCA. Centroids are commonly used, for example, with geographic information systems and CD-ROM phone books (Francis, Lowe, Rushton and Rayco 1999).

the little plates / in the sink / and the big spoon / and the baked beany pan

This is a designated place for mothers to breastfeed their babies.