Final answer:
Katherine is likely referencing a plan to use Joseph Pulitzer's printing press to bring someone down, reflecting the historical significance of print media's influence.
Step-by-step explanation:
The question appears to be referencing a plan that involves a printing press in the context of media empires and the power of print media in shaping public opinion and events. Since Joseph Pulitzer was a major figure in the print media industry during the late 19th and early 20th centuries, it's likely that the plan mentioned by Katherine involves using Pulitzer's printing press to bring someone down. The reference to a printing press likely connects to the historical context of media's power to influence society and events, as seen with Pulitzer's and Hearst's media empires, as well as Lenin's publication of 'The Spark'.