“ Prof Spanner gave me the recipe for the production of soap from the human fat in February 1944. According to this recipe 5 kg of the human fat appertained to be mixed with 10 the litres of water and 500 to 1000 grams of the caustic soda. ”

“ The laboratory was defined as the institution of taking down skeletons, burning meat and superfluous bones, but in the winter 1943-1944 he the year of the prof Spanner instructed us to collect the human fat which was not to be thrown away any more. ”

“ In summer of 1943 in the yard of the Anatomical institute a two-storey stone building containing three chambers was built. This building was designed for the purpose of utilizing corpses and cooking the bones, as the professor Spanner officially declared. ”