I thought people might be interested in some pictures of the crossovers from a set of Penta MkI that I am refurbishing.
These are North America (110v) models, but more interestingly they seem to be extremely early in the production run, and are very different from the MkII and MkIII crossover circuits.
Click through to see notes overlain on the image with the technical details of each capacitor.
Midrange Crossover
Tweeter/Woofer Crossover