36x24 and 48x32 inches (approximately 90x60 and 120x80cm, respectively). Simply let us know if you wish and a return will be arranged. We're always happy to answer them.Feel free to send us a message and we'll get back to you within 24 hours. The item "Stunning Framed Canvas Artwork Abacus Slide Rule Computer" is in sale since Wednesday, January 31, 2018. This item is in the category "Art\Art Posters". The seller is "art_of_happiness" and is located in Melbourne. This item can be shipped worldwide.