Thesis on Stamps and Specifications and Estimations of ten stamp battery of six hundred and fifty pounds of stamps
麻生 政包
Source materials for Engineering History: The University of Tokyo Digital Archive | Graduate School of Engineering / Faculty of Engineering, Graduate School of Information Science and Technology
Essay on Progress of Electricity and Telegraphy
志田 林三郎
Source materials for Engineering History: The University of Tokyo Digital Archive | Graduate School of Engineering / Faculty of Engineering, Graduate School of Information Science and Technology