Historiallinen kissa is a free Chrome add-on developed by randomstuff_. It falls under the category of Browsers and is specifically listed as an Add-ons & Tools subcategory. This add-on allows users to view random historical cat-themed newspaper clippings or illustrations from the digital collections of the National Library of Finland (Kansalliskirjasto).

When you open a new tab in Chrome, Historiallinen kissa automatically displays a random historical cat-themed newspaper clipping or illustration from the digitized materials of the National Library of Finland. The add-on provides a fun and interesting way to discover and enjoy cat-related content from the past.

With Historiallinen kissa, users can enjoy a glimpse into the historical portrayal of cats through newspaper clippings and illustrations. It adds a delightful touch to your browsing experience, offering a unique blend of history and feline fascination.