10.17028/rd.lboro.7907417.v1 Glenda McMahon Glenda McMahon Rod Shaw Rod Shaw Deep trench latrines Loughborough University 2019 WEDC Excreta Disposal in Emergencies Technical Diagram Latrines International and Development Communication 2019-05-08 13:29:47 Figure https://repository.lboro.ac.uk/articles/figure/Deep_trench_latrines/7907417 Deep trench latrines