How not to choke on tests

Holdings

hidmidmiidnidwidlocation_codelocationbarcodecallnumdeweycreatedupdated
344684968242821593685580462269Edison169700126364371.26 WAT371.2616407292551640729255
349803568690931599685580462269Charlotte13232616000007305371.26 WAT371.2616407292551640729255