pdf 36may BLR P312 Telephone - Conference Aid Popular
By Anonymous 1147 downloads
36may_BLR_p312_Telephone_Conference.pdf
100-type loud speaker set, 1933, monitor speaker (early "Spokesman"). Bell Labs Record. Contributed by Chuck Hensley.
New User?
Read the articles under "Introduction" in the black menu bar above.
Recent Contributors
Thanks for new documents from Tim Fox, Andrew Cook, Steph Kerman, Jason Anderson, Doug Duffy, Bruce Patterson, Jeremy Walters, Nick Hunseder, Ed Burnett, Ralph Meyer, Shane Young, David Brown, the Connections Museum, Paul Fassbender, Lou Maffei, Rick Thoensen, Sheila Flory, Tom Hesson, Jim Hurtle, Ed Palazzo, Remco Enthoven, Jon Kolger, Paul Ivester, and Len Hicken.
Please send a file to add your name to this list!
Who's online
We have 619 guests online