Hard copies of Clarke's Latin are available at £11.99 each, with the past papers at £14.99 and the summary of vocabulary and grammar at £6.99. Postage costs apply.
Also available is an annual e-subscription which provides *.pdf versions of all twelve volumes with a year's unlimited printing licence within one institution. The cost is £75 for an individual or £250 for a school or institution.
See below for links to the order forms, as well as a course prospectus and sample chapters for download.