There were those on poor relief, who struggled to provide sufficiently for themselves or their charges, and there were professional wet nurses who were well paid and respected.
Many of these women were found to be of the upper class.
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Uk colonists brought the practice of wet nursing with them to North America.
Description: In ancient Rome , well-to-do households would have had wet-nurses Latin nutrices , singular nutrix among their slaves and freedwomen,  but some Roman women were wet-nurses by profession, and the Digest of Roman law even refers to a wage dispute for wet-nursing services nutricia.