...for God so loved THE world...
https://en.wikipedia.org/wiki/Bedford_Level_experiment Give that a nice thorough read through it'll probably make you email@example.com
“However, in 1870, after adjusting Rowbotham's method to avoid the effects of atmospheric refraction, Alfred Russel Wallace found a curvature consistent with a spherical Earth.”
atmospheric refraction... that's the best you guys got ?
The last sentence of the first section of the Wiki page you used countered your belief entirely
Wait.. you were sending this to the owner weren’t you..