Call for Applications: Sheffield Assay Office Calendar 2018 The Sheffield Assay Office would like to invite applications to contribute to the Sheffield Assay Office Calendar 2018. Eligibility To submit possible contributions, please supply one or two images of recent work that have passed through the Sheffield Assay Office, ideally in the last year, Image requirements An image minimum of 300dpi, jpeg format . Additional information We like to include a little interpretation to sit alongside the image. Please submit the following information: Title of the object, A brief description, Material (Sterling Silver, Argentium, Britannia, Fine Silver, Gold, Platinum, Palladium) and other base