He is a specialist in that field.

He is an expert in paleography, and he is good at deciphering ancient handwritten documents.

His handwriting is very beautiful.

He is a master of handwriting, and his characters are beautiful.

He succeeded in deciphering the ancient documents.

It took him a week to decipher the ancient document.

He smiled triumphantly.

His strong point is mathematics.

This old document tells the history of our family.

Please read this document.