550th Anniversary

Is Wikipedia’s spelling right, or have you researched it and know otherwise?

https://en.wikipedia.org/wiki/Johannes_Gutenberg

the 2nd t is silent

It’s the first t that’s silent.

In 50 years time he will still be remembered whereas Zuckerberg will be forgotten.

While Gutenberg is the commonly accepted modern spelling, his name was spelled many different ways over time.

Shakespeare rarely spelled his own name the same way and Gutenberg predates him by a century or two.

So while Guttenberg is not the common spelling these days, it should be acceptable.

(Source: The invention of printing by Theo Low De Vinne, 1877, p367 footnote 1)