The Public Domain Review"Friendship books" were the #Facebook of the 17th and 18th centuries (without the ads and data mining). Here's a fine example of one begun in 1795 by the aunt of the poet Felicia Dorothea Browne: https://publicdomainreview.org/collection/the-friendship-book-of-anne-wagner-1795-1834 #FriendshipDay
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