@Forty Rod posted:8 to the inch.
4 to the inch.
2 to the inch.
1 to the inch.
Harder and harder to find in most stores but thank God for Amazon.
If you are in between pads of graph paper, you can do an internet search and download an appropriate page size for your printer. There are multiple websites that offer it for free. I use printablepaper.net which has graphs up to 24 lines per inch.
Count me as another who enjoys using graph paper.