@article{oai:repository.dl.itc.u-tokyo.ac.jp:00024615,
 author = {古川, 浩},
 issue = {9},
 journal = {生産研究},
 month = {Sep},
 note = {application/pdf},
 pages = {338--338},
 title = {速報26 : 携帶時計の爪石の磨粍},
 volume = {3},
 year = {1951}
}