Сетка Кольбе1 - A drawing of two hands holding a pair of scissors
Summary
Демонстрационный физический прибор
Public domain photograph related to electrical equipment, industrial development, free to use, no copyright restrictions image - Picryl description
Tags
Date
1890
Source
An introduction to electricity, by Bruno Kolbe / tr. By Joseph Skellon. London: Kegan Paul, Trench, Truebner & co., ltd., 1908
Link
Copyright info
public domain