Have you heard of Victorian Valentine puzzle-purses? – National Theatre Wales Community
Anonymous, British or American, 19th century | Valentine: Puzzle Purse | The Metropolitan Museum of Art
Paper Crafts: Make Your Own Valentine Puzzle Purse - Red River Paper Blog
Sharon's Compendium: Make a Victorian Puzzle Purse for Valentine's Day
Twitter 上的 Royal Mail:"The Victorian Puzzle Purse card 💌 The tradition of sending Valentine's cards began in the late 18th Century. The earliest surviving example of a handmade card dates from 1790,