1 telephones- journal of design history – 2014
2 design line telephone – Wikipedia the free encyclopedia.
3 trim phone- Wikipedia . org
4 candle stick news paper article Edmonton journal October 6, 2000
5 wooden box phones news paper article Edmonton journal October 6, 2000
6 At&t and Walt Disney phone – wikipedia.org
7 calling “ma bell”… collect article / Phreaking out ma bell Encyclopedia Britannica Inc
8 Bell system- Wikipedia.org
9 Western Electric – news paper article the Washington post January 02, 1983
10 country junction telephone- design line phones western eletric