{"product_id":"olivetti-lettera-22-typewriter-math-keys","title":"Olivetti Lettera 22 Typewriter, Math Keys","description":"Check out the math keys on this Lettera 22! Typewriters fitted with math typeslugs are a rarer sight in the typewriter world, and this duck-egg blue 1963 Olivetti Lettera 22 has quite the selection. Having been made to order for its original owner, this Lettera 22's keyboard includes various symbols, including \"∞,\" \"π,\" and \"∑.\"","brand":"The Write Typer","offers":[{"title":"Default Title","offer_id":57900583649611,"sku":null,"price":225.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1046\/5624\/0971\/files\/31316f89-il_fullxfull.8271049136_riiw.jpg?v=1784469832","url":"https:\/\/thewritetyper.co.uk\/products\/olivetti-lettera-22-typewriter-math-keys","provider":"The Write Typer","version":"1.0","type":"link"}