Comment by mmsc

For anybody interested, the actual encrypted message:

  BTTE UM ANGABE DES MARSQWEGES X BEFINDE MIQ IN X ROSENOW ROSENOW X SOFORT FUNKANTWORT X WASCHBBSCH

which, given misspellings, translates approximately to:

  Please specify the route of march. I am in Rosenow, Rosenow. Immediate reply by radio. Waschbusch.