Shaw, Rod Water sampling at a handpump <div>Water sampling at a handpump</div><div><br></div> WEDC;Line drawings;Contextual;Water sampling;Water analysis;International and Development Communication 2019-03-04
    https://repository.lboro.ac.uk/articles/figure/Water_sampling_at_a_handpump/7798802
10.17028/rd.lboro.7798802.v1