Guglielmo Marconi Inventor - Autograph; Original large photo with benediction of Pope Pius X - 1934

Photo depicting Guglielmo Marconi writing his signature and the date "1934 - A XII" in black ink. Moreover, what makes the photograph of the famous scientist and politician unique is the note on the back, written by a different person: "La presente fotografia è stata benedetta da S. Santità Pio XI nella sala degli Svizzeri. Città del Vaticano - Roma 28 Maggio 1934 ore 13. 30" In addition, five 10-cent stamps in favour of the care of tuberculosis for the poor are also attached. Trivia: there is also a reference to a competition probably organized by Guglielmo Marconi, where the winner will receive a prize of his precious "appliance of the first experiences". Pages: 2 Handwritten pages: 2 Autograph accompanied by a Registered Certificate of Authenticity (COA-R) by Galileum Autograph.