He may conceivably have met Bacon, but it is quite incredible that he met Shakespeare in the printing shop of Thomas Vautrollier.
His success in reproducing articles he had read in The Spectator led him to write an article for his brother's paper, which he slipped under the door of the printing shop with no name attached, and which was printed and attracted some attention.
You can even find iron-on paper so you can create your own mini screen printing shop in your living room or office.
A local printing shop is another potential source for diplomas.
For larger game boards, you can have your document printed at a professional printing shop.