Accomplished artists and students often sketched the figure from photographs when living models were not available or proved too costly. Marconi's photographs were used by famous artists to whom he offered allegorical nudes with indicative titles; "a Michelangelo" and one "a P.P.
Many skilled painters and learners preferred to draw figures based on photographs instead of using live models, which were often unaffordable or unavailable. Marconi's images were used by famous artists to create symbolic nude depictions with suggestive names like "a Michelangelo" and another titled "a P.P."