Amazon.com: Canon PIXMA TR7020a All-in-One Wireless Color Inkjet Printer, with Duplex Printing, Mobile Printing, and Auto Document Feeder, Black
Canon Knowledge Base - Printing onto Custom Size Paper
Canon Knowledge Base - Setting a Custom Paper Size - TS8320
Amazon.com: Canon PIXMA TS9520 All In one Wireless Printer Home or Office| Scanner | Copier | Mobile Printing with AirPrint and Google Cloud Print, Black, Works with Alexa, One Size : Office Products
How to specify the paper size and page setup
Canon Knowledge Base - Printing onto custom paper sizes from Windows
Canon Knowledge Base - Specifying the Paper Size and Type-IC D300 Series