Levi Strauss and Jacob W. Davis started marketing their riveted jeans to Gold Rush miners in 1873, so… And your t-shirt would pass as underwear, though you’d want to add a flannel work shirt or something for more decency. Add work boots and a wrench and you could probably get in anywhere, even a much more formal place than those clothes indicate, if you mutter something about the drains…
Levi Strauss and Jacob W. Davis started marketing their riveted jeans to Gold Rush miners in 1873, so… And your t-shirt would pass as underwear, though you’d want to add a flannel work shirt or something for more decency. Add work boots and a wrench and you could probably get in anywhere, even a much more formal place than those clothes indicate, if you mutter something about the drains…
Yeah—I picked 90 years because that’s about when t-shirts started to be acceptable as outerwear, but the actual garments are older.
Also of course it’s a lot easier if you appear male and white (or majority race for the context) but your point is good
Don’t forget your hat. And shave that facial hair!
Grow it all out and bring a razor. Pass for a beggar until you see the local style. Also just a useful item.