Don't remind me, I've still got shell shock from trying to figure out the 1907 seats for Bohemia. A lot of the Czech-majority seats boycotted the elections in 1848, but that doesn't really help me in any meaningful sense.
I've been able to make a rough estimation of those seats before, they looked something like this:
View attachment 70993
You can imagine the population imbalances here, even ignoring the fact that the Teltow seat included literally every suburb south of the Spree and the Niederbarnim seat everything north of it and east of the Havel.