But if you are complaining a full list of all Presidents you have to put him somewhere, and if your list measures successes and failures, Harrison’s biggest fault was Tyler as his VP, which turned out a huge mistake going forwardTrivial objection fallacy. Harrison shouldn't be rated at all. This is nothing to rate him on. Garfield and Taylor lasted long enough to establish a record. They can be rated on what they did.
Plenty of stuff is objective and measurable. GOOD historians work from facts and objective data not opinion and subjective nonsense.
Facts alone don’t give you anything, ie, Washington was the first President, he served from …… to ……., he nationalized the banks and took on all the State’s debt, etc., etc., etc.. What does that tell you about Washington in history? All facts have to be studied and interpreted, and the ones best qualified to do such are those that study and research history for a living, historians