no he did
Christopher Columbus used the Nina,Pinta,and the Santa Maria for his journey.
boats
no
Christopher Columbus.
No
Christopher Columbus
Christopher Columbus is a person
Yes Christopher Columbus did use a sextant along with a compass, ampoletta, and a cross staff.
Christopher Columbus
Christopher Columbus
No, Christopher Columbus is not single.
Just like you would any other proper noun. Since it's a name, why not use something like 'Christopher Columbus... (something he did)... (when he did it).'