Electric light switch, 1890-1920
1890-1920
Electric light switch, 1890-1920
1890-1920
Electric light switch, 1885
1885
Electric light switch, 1890-1920
1890-1920
Electric light switch, 1896
1896
Electric light switch, 1890-1908
1890-1908
Electric light switches, 1890-1920
1890-1920
Electric light switch, 1890-1920
1890-1920
Electric light switch for use in the home, 1890-1920
1890-1920
Electric light switch, 1890
1890
Electric light switch
1890-1920
Electric light, 1890-1920
1890-1920