Japan Society of Mechanical Engineers (JSME/一般社団法人日本機械学会) was founded in 1897 and is an academic society for mechanical engineering and related fields . The secretariat is located near Iidabashi Station.
Obverse
S.M.E - Society of Mechanical Engineers
reverse
機械學會 - Mechanical Engineers...
See also https://asiamedals.info/threads/mitsubishi-heavy-industries-tokyo-tank-factory-commemorative-paperweight.24978/.
Size 65 mm.
Reverse
三菱重工業株式會社 - Mitsubishi Heavy Industries, Ltd.
東京機器製作所 - Tokyo Machinery Manufacturing Co., Ltd. /Tokyo Tank Factory/
Marked
宮本 for 宮本商行 -...
medal made by miyamoto shoko
mitsubishi heavy industries paperweight
mitsubishi tokyo tank factory paperweight
miyamoto shoko
miyamoto shoko workshop
三菱重工業株式会社東京機器製作所文鎮
宮本商行
宮本商行製作