@article{oai:repository.dl.itc.u-tokyo.ac.jp:00024666, author = {飯田, 喜四郞}, issue = {6}, journal = {生産研究}, month = {Jun}, note = {application/pdf}, pages = {238--239}, title = {技術史ノート : 水道の歴史}, volume = {3}, year = {1951} }