Juanita Greene was a Miami Herald reporter and South Florida environmentalist. The collection consists of letters sent to Juanita Greene in response to a 1970 column in the Miami Herald requesting readers' thoughts on the current status of the Miami Metropolitan Transportation Services. The letters are subdivided into folders by topic, ranging thematically from complaints about smoking to inefficient service to the behavior of other ethnic and cultural groups on the buses.

Harrington & Company, Inc. was a major shipping, trade, and commerce business operating out of the old Miami ports in the 1960s and 1970s. The former president, Neal Harrington, was elected as the president of the Miami Propeller Club in 1968 and headlined the cruise liner conglomerate for much of the company's history. This collection documents Harrington & Company through newspaper clippings, scrapbook, photographs, and other historical materials.