a post across the hall

[meliss]

"He offered to pay the rent on Hani’s apartment, at Beethovenstrasse 42, Frankfurt, which also served as headquarters for the student organization. The leaders of Fatah periodically gathered there as well. In January 1965, the Mossad’s surveillance unit, Colossus, planted microphones in the apartment. For the next eight months, Israeli operatives eavesdropped on the Palestinians’ strategy sessions from a post across the hall, listening as they vowed to “wipe Israel off the map,...”
Source: Rise and Kill First by Ronen Bergman.

Does "from a post across the hall" mean that Israeli operatives were in the same building, maybe in the opposit appartment?

 

[jutfrank]

Yes, that's how I read it.