"20 frames"@eng . "This microfilm report detailing deportation to and conditions in Auschwitz- Birkenau, was written by 2 Slovakian prisoners who managed to escape. The report includes plans of Auschwitz- Birkenau and statistics on inmates. According to a preamble the authors withheld their names for reasons of security."@eng . "Eyewitness accounts re Auschwitz"@eng . . . "Eyewitness accounts re Auschwitz"@eng . . . . . .