Mind mentioning where I said this was the first test?
I think OP is just grabbing posts from “fakehistoryporn” off Reddit and not understanding the difference…
You do realize that's not the kind of material "fakehistoryporn" posts, right? It would be labeled something more like "Experimental worm-removal by shockwave, 1865"
Just another of the (probably hundreds) of shitty meme communities OP mods or posts too. At this point I’m just blocking their whole account.
Mixture of places. Most I get from Rarehistoricalphotos. Many I get from Wikimedia commons. Some I google, when I have a piece of historical trivia I know but no picture to go with it. When I feel adventurous, I search online national archives, found some good Ethiopian pics in the Polish archives a while back.
WW1 is when drones were first invented, that's why you only see the one (pigeon) model. Nowadays we have all sorts of advanced models - bluejays, crows, vultures...
Not sure about this particular pic, but I know that porters at this time would carry multiple filled baskets like this, and that human beings can carry and balance a surprising amount of weight on their heads.