These long elevations focus on the proposed, two-sided wall. The top two elevations depict the wall from the softer park side. The bottom elevation is the more-severe side from Wilhelmstrasse. Note the balcony looking out over the Berlin Wall. This was still East Berlin at the time.
Elevation facing west along Wilhelmstrasse
North-south section facing east cut through the lake and park
North-south section facing the park side of the wall