{"product_id":"1991-bank-of-canada-20-error-banknote-bc-58b-i-bonin-thiessen-partial-face-to-back-offset-legacy-58ppq","title":"1991 Bank of Canada $20 Error Banknote BC-58b-i Bonin-Thiessen Partial Face to Back Offset Legacy 58PPQ","description":"\u003cp\u003eA dramatic and highly collectible \u003cstrong\u003eError Note\u003c\/strong\u003e — the \u003cstrong\u003e1991 Bank of Canada Twenty Dollar\u003c\/strong\u003e, certified and graded \u003cstrong\u003eChoice About New 58PPQ\u003c\/strong\u003e by \u003cstrong\u003eLegacy Currency Grading\u003c\/strong\u003e (Cert #80903326). Catalogue reference \u003cstrong\u003eBC-58b-i\u003c\/strong\u003e, bearing the signatures of \u003cstrong\u003eG.G. Bonin\u003c\/strong\u003e (Deputy Governor) and \u003cstrong\u003eJ.W. Thiessen\u003c\/strong\u003e (Governor), serial number \u003cstrong\u003eAVJ0197941\u003c\/strong\u003e, Plate \u003cstrong\u003e74\/63\u003c\/strong\u003e. Legacy notes \u003cstrong\u003ePartial Face to Back Offset\u003c\/strong\u003e as the error type — a striking and visually dramatic production error.\u003c\/p\u003e\u003cp\u003eA \u003cstrong\u003eface-to-back offset error\u003c\/strong\u003e occurs during the printing process when wet ink from one side of the note transfers onto the opposite side, resulting in a ghost image of the reverse design appearing on the face, or vice versa. On this note, the iconic \u003cstrong\u003eCommon Loon\u003c\/strong\u003e reverse design is clearly visible bleeding through to the obverse, making it an exceptional conversation piece and a prized addition to any error note collection. At \u003cstrong\u003e58PPQ\u003c\/strong\u003e (Premium Paper Quality), this note is in near-uncirculated condition with outstanding paper quality — exceptionally rare for an error note of this type.\u003c\/p\u003e\u003cp\u003eThe obverse features a portrait of \u003cstrong\u003eQueen Elizabeth II\u003c\/strong\u003e at right, with the Centre Block of the \u003cstrong\u003eParliament Buildings\u003c\/strong\u003e in Ottawa at centre-right, on a distinctive olive-green ground. The reverse displays the celebrated \u003cstrong\u003eCommon Loon\u003c\/strong\u003e (Gavia immer) on a tranquil northern lake, surrounded by boreal forest, by artist Robert Bateman — one of the most beloved reverse designs in modern Canadian numismatic history. Printed by the \u003cstrong\u003eCanadian Bank Note Company, Limited\u003c\/strong\u003e.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIssuer:\u003c\/strong\u003e Bank of Canada\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDenomination:\u003c\/strong\u003e $20\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDate:\u003c\/strong\u003e 1991\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCatalogue:\u003c\/strong\u003e BC-58b-i (Bonin-Thiessen)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSerial Number:\u003c\/strong\u003e AVJ0197941\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlate:\u003c\/strong\u003e 74\/63\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e Legacy Choice About New 58PPQ\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCert #:\u003c\/strong\u003e 80903326\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eError Type:\u003c\/strong\u003e Partial Face to Back Offset\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrinter:\u003c\/strong\u003e Canadian Bank Note Company, Limited\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEncapsulated:\u003c\/strong\u003e Yes (Legacy slab)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cem\u003eEncapsulated in an original Legacy Currency Grading sealed holder. The graded banknote shown is the exact banknote you will receive. Guaranteed authentic.\u003c\/em\u003e\u003c\/p\u003e","brand":"Calgary Coin Gallery","offers":[{"title":"Default Title","offer_id":48332308054234,"sku":null,"price":850.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/6584\/0346\/files\/image4_7.jpg?v=1786570500","url":"https:\/\/www.calgarycoin.com\/products\/1991-bank-of-canada-20-error-banknote-bc-58b-i-bonin-thiessen-partial-face-to-back-offset-legacy-58ppq","provider":"Calgary Coin Gallery","version":"1.0","type":"link"}