7
15 Bell Telephone Laboratories “The pattern of sound waves, photographed by scientists at Bell Telephone Laboratories. The technique is expected to provide a highly useful means for studying the sound wave field and microwave radio patterns.” 1950 Vintage Gelatin Silver Print 6.75“ x 9.5“ $1,250
16
Acme Newspictures “A new electronic device that permits putting moving pictures on tape.” 1951 Vintage Gelatin Silver Print 5.5“ x 8.5“ $1,000
17 Bell Telephone Laboratories “Bell Telephone Laboratories’ new ultra high-frequency transistor, much smaller than a man’s fingernail, can increase an original electrical impulse a thousand-fold. Scientists foresee the use of the device in the family TV set, the transcontinental radio relay system, portable radio sets, submarine telephone and television cables.” 1954 Vintage Gelatin Silver Print 7.75“ x 9.5“ $1,250
K E I T H D E L E L L I S G A L L E R Y - 1 0 4 5 M a d i s o n A v e n u e # 3 , N e w Yo r k , N Y 1 0 0 7 5 - 2 1 2 - 3 2 7 - 1 4 8 2 - w w w. k e i t h d e l e l l i s g a l l e r y. c o m - k e i t h @ k e i t h d e l e l l i s g a l l e r y. c o m