Published by Bell Telephone Laboratories, 1930
Seller: JF Ptak Science Books, Hendersonville, NC, U.S.A.
Soft cover. Condition: Fine. Two-Way Television and a Pictorial Account of its Background. Bell Telephone Laboratories, 1930. 8.5"x 5", 40pp, numerous text photos. Nicely designed and printed on a heavier stock; original wrappers. FINE copy. Owner rubber stamp on inside front wrapper. "AT&T demonstrates "two-way television" (1930), an early picturephone. AT&T installs booths in two company buildings and invites guests to make television calls"--Milestones in AT&T Television History (online).