FOOTNOTES:
[21] For proof that arsenic or ratsbane is sometimes added to cheese, see the Library of Health, volume ii., page 69. In proof of the poisonous tendency of milk and butter, see Whitlaw's Theory of Fever, and Clark's Treatise on Pulmonary Consumption.
[22] See Dunglison's Hygiene, page 250.
[23] The Young Housekeeper.
[24] Or, more nearly, perhaps, a year and a half, in this country. In England, it is one year and five-sevenths.