Kittens Playing Among Books — Henriette Ronner-Knip Postcard

A calico kitten perches on a leaning stack of old books, while a black kitten and a black-and-white one investigate a glass inkwell and a rolled paper scroll below — a lively library scene by Henriette Ronner-Knip, painter of 19th-century cat life.

• Watercolor reproduction postcard
• Size: 10×15 cm
• Density: 350 g/m²

Book lovers and librarians tend to reach for this one first.