Browse Items (1 total) Browse All Browse by Tag Search Items Tags: Maria Block Sort by: Title Creator Date Added "Enttarnung der ehemaligen verdeckten Ermittlerin Maria 'Block' / in Hamburgs linker Szene" Pamphlet on infiltration of activist scene by police officer Maria Block, in German Tags: activism, covert police, Hamburg, infilitration, Maria Block Output Formats atom, dcmes-xml, json, omeka-xml, rss2