Correct

墨宝

/ mò bǎo / 
Strokes

Example

As a Noun

treasured scrolls of calligraphy/painting

1
Jìng
敬
qiú
求
mòbǎo
墨宝
  
。

I respectfully beg that you favour me with your treasured calligraphy.

2
Yī
一
jiàn
件
mòbǎo
墨宝

a piece of calligraphy/painting

As a Noun

your beautiful handwriting/painting