Final answer:
The question likely refers to an event in Benjamin Franklin's life related to his career as a printer. Exact details cannot be provided without further information. Franklin retired from printing in 1748 at around 42 years of age.
Step-by-step explanation:
The question seems to refer to an event in the life of Benjamin Franklin, who was a prominent inventor, writer, printer, diplomat, and statesman. Unfortunately, the question is missing specific details that are necessary to complete the sentence accurately.
However, based on the information available, we can deduce that Franklin had a successful career as a printer, and his career made him wealthy and well-respected. He retired from active business as a printer in 1748, which would make him approximately 42 years old at that time, according to a portrait painted by Robert Feke in the same year.
The reference to Gutenberg within the provided materials is related to the history of printing, particularly the invention of the movable type printing press by Johannes Gutenberg. Although Gutenberg's innovation greatly influenced the world of printing, there is no direct connection between Gutenberg and Franklin in the context of this question.