Banquet scene with seated men holding listening devices to their ears, Washington D.C. In 1915 loud speakers were under development, and came on the market in the next decade (BSLOC 2017 2 154)

- Image ID: KWCYG5
Banquet scene with seated men holding listening devices to their ears, Washington D.C. In 1915 loud speakers were Stock Photo
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Banquet scene with seated men holding listening devices to their ears, Washington D.C. In 1915 loud speakers were under development, and came on the market in the next decade (BSLOC 2017 2 154)
Everett Collection Inc / Alamy Stock Photo
Image ID: KWCYG5
Banquet scene with seated men holding listening devices to their ears