I find that color test prints are valuable for comparing and judging printing papers, not calibrating either printer or monitor. I am not into making my own individual profiles, but those that do probably find these images useful.
Here’s one that I use: http://www.chromeallusion.com/images_calibration/4800test.jpg
When testing inkjet papers, I find quite a bit of variation in the reds, greens, and skin tones using the test image on the left.