10.17028/rd.lboro.7902479.v1 Glenda McMahon Glenda McMahon Ken Chatterton Ken Chatterton Timber frame for trench latrine superstructure Loughborough University 2019 WEDC Excreta Disposal in Emergencies Technical Diagram International and Development Communication 2019-05-08 13:30:30 Figure https://repository.lboro.ac.uk/articles/figure/Timber_frame_for_trench_latrine_superstructure/7902479 Timber frame for trench latrine superstructure