Abstract: It is a first aspect of the present invention to provide a method of publishing content including the steps of: (a) providing a printed publication having printed content, a storage device storing a content database having digital content, an output device for outputting the digital content, and an interactive user device for generating one or more signals associated with retrieval of the digital content from the storage device; (b) accessing digital content; (c) associating the digital content with the printed content; (d) storing in a mapping database the association and a location of the digital content; (e) actuating the interactive user device to generate the one or more signals; (f) querying the mapping database to determine the association and the location of the digital content; (g) upon determining the location, retrieving the digital content; and (h) outputting the digital content to the output device.